Contact enhancer. A REAL SNAKE OIL. What is your experience with it ?

Mar 31, 2025 at 4:38 PM Thread Starter Post #1 of 28

b4dm00n37

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I want to talk about my experience with the contact enhancer with you. I have test the Furutech Nano Liquid and applied on almost all mechanical connection as a member cdacosta suggest in another thread and I was surprised by the result I obtain using this. The sound is cleaner, faster base, more focus soundstage, better dynamic and impact on high frequency. It's like a big upgrade overall, like changing the DAC for a better one something like that.

I've treat : ALL MECHANICAL CONNECTOR - ALL PINS and WIRES.

PC, DAC, ROUTER, STREAMER, AMP, PREAMP, POWER COND, MODEM


- All AC inlet input output. Wall AC, socket and wire included. LPS. Power conditionner Purtan Audio also the ground for the Ground master city.
- All interconnect male and female
- All usb female and male
- All hdmi for my TV
- All fuses
- All memory, memory slot, SSD, SATA wire, graphic card, VGA pins
- All speaker and power cable bare wire
- All ethernet cable and input
- Coaxial internet cable
- Speaker voice coil WIRE


Some person say that they treat their ground rod connector. But I'm in apartment.



I want to share with you a list of contact enhancer with picture and descriptions of the product. You can share you're experience with it. Validate or not the product.

1 - Furutech Nano Liguid:

1743450708056.jpeg

Description:

The Furutech Nano Liquid Silver/Gold Contact Cleaner/Enhancer is a high-performance contact enhancer designed to improve the conductivity of metal connections in audio, video, and electrical systems. It features a suspension of super-micro particles (nano-sized, with a maximum diameter of 8 nanometers) made from pure gold and pure silver, blended in squalene oil. This unique formulation allows the tiny particles to fill microscopic imperfections and air bubble holes on metal surfaces left during the plating process, resulting in significantly better contact between connectors. The squalene oil cleans the metal surface by removing oxides and contaminants, while also forming a protective film to prevent future oxidation. This enhances signal transmission, reduces impedance, and improves overall performance across various applications, including audio (better sound clarity and dynamics), video (sharper resolution and color), and electrical systems (reduced overheating and energy loss). The product is applied sparingly with a brush and is intended to revive old connections and enhance new ones.

MSRP:
The Manufacturer's Suggested Retail Price (MSRP) for the Furutech Nano Liquid Silver/Gold Contact Cleaner/Enhancer is approximately $180 USD for a 2cc bottle. Prices may vary slightly depending on the retailer and region.

2 - Mad Scientist Graphene Contact Enhancer

Description:

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The Mad Scientist Graphene Contact Enhancer is a contact enhancement product designed to optimize the conductivity of metal connections in audio, video, and electrical systems. It utilizes graphene, a single-atom-thick carbon material known for its exceptional conductivity (surpassing silver under certain conditions) and strength (200 times stronger than steel). The graphene is suspended in a synthetic, thick oil-like base with added antioxidant and cleaning properties. This product works by filling microscopic imperfections and irregularities on metal contact surfaces (such as RCA plugs, speaker cables, fuses, or tube pins), thereby reducing electrical resistance and noise. It is particularly valued for avoiding the oxidation or short-circuit issues sometimes associated with silver-based products. Easy to apply with an included brush or applicator, it is, however, black and potentially messy, requiring careful use. It aims to improve sound quality (less distortion, greater clarity) and overall system performance.

MSRP:

The Manufacturer's Suggested Retail Price (MSRP) for the Mad Scientist Graphene Contact Enhancer varies depending on the bottle size:
  • 2 ml: approximately $30 USD
  • 5 ml: approximately $50 USD
  • 10 ml: approximately $80 USD
    Prices may vary slightly depending on the retailer or region. The 10 ml bottle is typically sufficient to treat an entire audio system.


3 - Silclear Contact Enhancer

Description:

1743451017256.jpeg

The Silclear Contact Enhancer is a silver-based contact enhancing paste developed by Mapleshade, designed to improve the performance of electrical connections in audio and video systems. It consists of a hyper-conductive grease saturated with silver particles, which fills microscopic imperfections on metal surfaces to maximize contact area and reduce electrical resistance. This product is intended for use on a variety of connections, including interconnects, power cords, speaker cables, and tube pins, promising significant improvements in sound and video quality. Users report enhanced treble extension, transparency, detail, and tighter bass, along with quicker, punchier attacks and clearer midrange timbres. It is applied sparingly with a small brush and is said to remain effective for 10 to 20 unpluggings, requiring minimal maintenance over time. The product comes in a 7-gram jar, which is marketed as sufficient for thousands of treatments. However, some users have cautioned that it may migrate on tube pins, potentially causing unwanted conductivity between pins if not applied carefully, and recommend thorough cleaning with alcohol if issues arise.

MSRP:

The Manufacturer's Suggested Retail Price (MSRP) for the Silclear Contact Enhancer is approximately $45 USD for a 7-gram jar. Prices may vary slightly depending on the retailer, and larger sizes (e.g., 14 grams) have been noted in some forums, though current standard pricing reflects the 7-gram offering. Mapleshade often bundles it with a 30-day money-back guarantee.

4 - Stabilant 22A

Description:
1743451238012.png

Stabilant 22A is an electrical contact enhancer developed by D.W. Electrochemicals, designed to improve the reliability and performance of electrical connections. It is a pre-diluted version of Stabilant 22, mixed with isopropyl alcohol (typically at a 4:1 ratio) for easier application. This product is an electrically active, amorphous-semiconductive polymer that, when applied in a thin film between metal contacts, becomes conductive under the influence of an electric field, while remaining non-conductive between adjacent contacts. This unique property enhances conductivity without causing shorts, effectively providing the reliability of a soldered joint without physically bonding the surfaces. Stabilant 22A also offers detergent and lubricating actions, helping to clean contacts and reduce wear, though it is not marketed as a cleaner or lubricant. It is widely used in automotive, aviation, marine, audio, and industrial applications to prevent issues caused by oxidation, corrosion, and fretting wear in low-current connectors. The alcohol carrier evaporates after application, leaving a thin, long-lasting conductive film (1-2 microns thick) that can endure for years, often outlasting the equipment itself.

MSRP:

The Manufacturer's Suggested Retail Price (MSRP) for Stabilant 22A varies based on the size of the container:
  • 15 ml Service Kit: Approximately $60–$85 USD, depending on the retailer. This kit typically includes a 15 ml dropper bottle, applicators (e.g., swabs or micro-brushes), and instructions, packaged in a convenient tube.Prices can fluctuate slightly depending on the supplier, region, or additional shipping costs. For example, it is available from retailers like Würth USA, Micro-Tools, or specialty electronics distributors, often with slight variations in pricing. The 15 ml size is the most popular for individual or service use, offering hundreds of applications due to the small amount needed per use (a single drop is often sufficient).

5 - Deoxit Gold


Description:View attachment 1743451416272.webp
DeoxIT Gold (formerly known as ProGold) is a contact enhancer, conditioner, and protector manufactured by CAIG Laboratories. It is specifically formulated to improve conductivity and provide long-lasting protection for gold-plated and other precious metal contacts and connections, such as those made of silver, rhodium, copper, bronze, and nickel. The product is designed for use in critical applications where only minimal cleaning action is necessary, making it ideal for new or recently cleaned surfaces rather than heavily oxidized ones. DeoxIT Gold works by penetrating plated surfaces and molecularly bonding to base metals, forming a protective layer that reduces wear, abrasion, arcing, RFI (radio frequency interference), and intermittent connections. It enhances signal quality, reduces noise and distortion, and provides an anti-tarnishing shield, improving the performance and reliability of electronic components. Available in various forms (spray, liquid, wipes), the most common is the G5S-6 spray, which contains 5% DeoxIT Gold active ingredient, 75% mineral spirits (carrier solvent), and 20% propellant, offering a flushing action to remove light surface contaminants.

MSRP:

The Manufacturer's Suggested Retail Price (MSRP) for DeoxIT Gold G5S-6 Contact Enhancer 5% Spray, 5 oz (142g) is approximately $25–$30 USD, though prices can vary slightly depending on the retailer and region. For example:
  • A 5 oz spray can is commonly listed around $27.95 USD on sites like CAIG’s official distributors or major retailers like Amazon.
  • Smaller sizes, such as the 2 ml squeeze tube (G100L-2C, 100% solution), have an MSRP of about $6–$8 USD.
    Pricing may fluctuate based on availability, shipping costs, or bundle deals (e.g., with other DeoxIT products).
6 - Walker Audio SST (Super Silver Treatment)

Description:

Walker Audio SST (Super Silver Treatment) is a contact enhancer developed by Walker Audio, designed to significantly improve the performance of electrical connections in audio and video systems. Unlike many contact treatments that function primarily as cleaners or lubricants, SST is highly conductive, consisting of ultra-pure, thin, long-micron-sized silver flakes suspended in an organic fluid chosen for its dielectric properties. This formulation fills microscopic gaps and irregularities in metal contact surfaces—such as interconnects, power cords, speaker cables, tube pins, and fuses—reducing resistance and eliminating micro-arcing. The result is a dramatic enhancement in signal transfer, leading to cleaner, clearer highs, a more transparent midrange with greater detail, stronger and tighter bass, and an expanded, more natural soundstage. For video systems, it also improves picture quality, offering a cleaner, more three-dimensional image. Application requires care due to its high conductivity, with a thin layer applied using provided applicators to avoid short circuits. It’s praised for revealing sonic details and harmonics previously masked by poor connections, though it may harden over time (potentially years), requiring reapplication or cleaning with a solvent like alcohol or contact cleaner.

MSRP:

The Manufacturer's Suggested Retail Price (MSRP) for Walker Audio SST (Super Silver Treatment) is approximately $100 USD for a standard 0.5 oz (14g) jar, which includes applicators and instructions. This amount is sufficient for numerous treatments, as only a small quantity is needed per application. Pricing may vary slightly depending on the retailer or if bundled with additional items (e.g., a CAIG cleaning kit). Walker Audio also offers an Extreme SST (E-SST) version, cryogenically treated for enhanced performance, with an MSRP of around $150 USD, touted to provide a 20–30% improvement over the standard SST. Availability and exact pricing can fluctuate based on stock and distribution channels.

7 - NPS contact enhancer (Encore, Pro-Interconnect, Pro) ( https://www.contactenhancer.com )
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Here are the descriptions and prices for the NPS contact enhancer products from the website:
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  • NPS-ENCORE is available in 2 sizes 2.5 ml and 5 ml, with prices starting from US$149.00.
    NPS-ENCORE is designed and formulated for use on almost all cable types. This Product is non-conductive and non-toxic. Includes a brush kit and cloth for application and cleaning.

  • NPS-PRO Interconnect is available in 2 sizes 2.5 ml and 5ml, with prices starting from US$249.00.

    NPS-PRO Interconnect is designed and formulated for interconnects such as RCA, XLR, Ethernet, USB, HDMI, AES3, BNC, Phono cartridge pins, signal/interconnect etc. This Product is non-conductive and non-toxic. Includes a brush kit and cloth for application and cleaning

  • NPS-PRO is available in 2 sizes 2.5ml and 5ml, with prices starting from US$249.00.

    NPS-PRO is designed and formulated for use on connectors such as Power, Speaker, Fuse ( Apply very thin coat to tube pins). This product is non-conductive and non-toxic. Includes a brush kit and cloth for application and cleaning.
8 - PerfectPath Technologies Total Contact

Description:
View attachment 1743452312107.webp
PerfectPath Technologies Total Contact is marketed as a premium electrical contact enhancer, touted as the "world’s first hybrid super contact enhancer" by PerfectPath Technologies. It is designed to significantly improve the conductivity of metal connections in audio, video, and electrical systems. The product features a hybrid formula, reportedly incorporating graphene and other advanced materials, which forms a tough, protective polymer shell over treated surfaces. This shell is said to stop oxidation indefinitely, preserving conductivity without degradation over time, and is easily reversible even after full polymerization. Total Contact fills microscopic imperfections in metal contacts—such as interconnects, speaker terminals, power cords, fuses, and even AC electrical panels—reducing resistance, micro-arcing, and noise. Users report enhanced audio performance (greater detail, clarity, bass impact, and soundstage) and improved video quality (sharper, more vivid images). The kit includes 1.5 ml of Total Contact paste (in a syringe or jar), a six-well plastic pallet, a retractable aluminum brush, a pair of non-latex gloves, and instructions. It requires a clean surface for application and has a noted break-in period of up to 8 weeks, during which improvements are described as linear and positive. The small quantity is sufficient to treat an extensive system due to its concentrated application.

MSRP:

The Manufacturer's Suggested Retail Price (MSRP) for PerfectPath Technologies Total Contact is approximately $300 USD for the standard 1.5 ml kit. This price reflects its positioning as a high-end product, significantly more expensive than many competitors (e.g., DeoxIT Gold at $25–$30 or Walker SST at $100). Pricing may vary slightly depending on the retailer, and international shipping costs could apply, though some sellers have offered to split shipping fees for overseas orders. Due to limited availability (noted website issues and the passing of the founder), second-hand or remaining stock prices have ranged from $149 USD for partially used 1+ ml quantities on marketplaces like US Audio Mart, though the original full kit MSRP remains around $300.


9 - Cardas Contact Conditioner


Description:
View attachment 1743452429321.webp
Cardas Contact Conditioner is a contact enhancer developed by Cardas Audio, designed to clean and improve the performance of electrical contact surfaces in audio and video systems. It is formulated to enhance conductivity and lubricate connections by filling microscopic irregularities in metal surfaces, such as connectors, plugs, and terminals. The application process involves applying a trace amount with a soft cloth or small brush (like a Q-tip) to burnish the surface, followed by a second trace amount rubbed into the metal to smooth out imperfections. This creates a more efficient signal transfer at the contact interface, resulting in improved sound quality (smoother tonal balance, greater resolution, and reduced noise) and enhanced video performance. It is intended for use on signal connections but is not recommended for power cable connectors, USB plugs, or multi-surface headphone plugs (e.g., TS, TRS, TRRRS) due to its conductive properties. To maintain optimal performance, reapplication is suggested every 30 to 60 days, depending on environmental conditions. The product is available in a 3 ml dropper-tip bottle.

MSRP:

The Manufacturer's Suggested Retail Price (MSRP) for Cardas Contact Conditioner in a 3 ml bottle is approximately $20 USD. Prices may vary slightly depending on the retailer, with some international sellers listing it around £16.00 (plus VAT and shipping) or €28.50–€30.00, reflecting regional adjustments. It’s widely available through authorized Cardas dealers and audio specialty stores like Dedicated Audio, Music Direct, and The Cable Company.


10 - MG Chemicals Silver Conductive Grease

Description:

MG Chemicals Silver Conductive Grease (product code 8463A) is a highly conductive electrical lubricant formulated to enhance connectivity and protect metal contact surfaces in audio, video, and electrical systems. It uses a silicone-based oil combined with specially formulated silver-View attachment 1743452602438.webpcoated aluminum flakes, offering a cost-effective alternative to pure silver-filled greases while providing superior electrical and thermal conductivity compared to carbon-based alternatives. The grease fills microscopic voids and imperfections between adjoining parts, ensuring a continuous electrical path that reduces resistance, prevents arcing, and inhibits corrosion. It also lubricates moving parts, repels moisture, and withstands a broad service temperature range of -70°C to 200°C (-94°F to 392°F). Typical applications include ground connections, rotary switches, variable capacitors, roller inductors, slip rings, slide connectors, potentiometers, and heat dissipation from transformers or circuit breakers. MG Chemicals emphasizes its use for improving connections between irregular or pitted surfaces, making it a versatile choice for both static and dynamic electrical contacts.

MSRP:

The Manufacturer's Suggested Retail Price (MSRP) for MG Chemicals Silver Conductive Grease varies by size:
  • 3 ml (5.5 g) Syringe (8463A-3ML): Approximately $35–$40 USD
  • 7 g (0.25 oz) Syringe (8463-7G): Approximately $50–$60 USD
    Prices can fluctuate slightly depending on the retailer, region, or shipping costs. For example, it’s listed around $39.95 USD at some specialty electronics stores like Electronix Express, while Amazon Canada shows the 7 g syringe at roughly $59.95 CAD (equivalent to ~$44 USD as of current exchange rates). Larger quantities or bulk purchases may offer discounts through distributors like DigiKey or RS Components.

11 - BSP Graphene Contact Enhancer
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Our new contact fluid consisting of BSP fluid with superconducting graphene and calcium atoms.The BSP Graphen Fluid is used to optimize electrical contacts by introducing the graphene as a filler / coating / sealing in the contacts. Since the graphene has a significantly higher conductivity such as silver and copper, it produces the highest electrical activity in all metal contacts. Thus, the current can flow with BSP graphen fluid with virtually now without resistance after treatment. Due to the extreme improvement of the conductivity and the resulting lowest resistance of all conductive products, these values achieve an extremely better sound quality in the hi-fi range, which is permanently guaranteed, as the contacts in the nano area are sealed.
No matter what quality your cables, plugs or fuses have, the associated contacts are unfortunately due to the material properties of e.g. B. Silver, copper, rhodium or brass an audible weak point. This vulnerability is removed once and for all by our graphene fluid. This means that your connections can now deliver your quality in the truest sense of the word for the first time.


Key Features:
  • Composition: A suspension of graphene atoms in a synthetic oil-based medium with antioxidant and cleaning properties.
  • Advantages: Unlike silver-based contact enhancers, it does not oxidize and poses no risk of short circuits.
  • Application: Apply a small amount using the integrated brush or applicator provided. The product is black in color and can be messy, but it cleans off easily with detergent and water.

MSRP (Manufacturer's Suggested Retail Price):​

  • BSP Graphene Contact Enhancer: €84 per bottle (European pricing).
https://brilliantsound.de/pages/kontakt-fluid.php


12 - Acoustic Revive ECI-50 Contact Enhancer

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The Acoustic Revive ECI-50 is an advanced contact enhancer designed to significantly improve the conductivity of audio equipment connections. By utilizing ultra-fine nano-diamond carbon particles, it effectively penetrates and fills microscopic irregularities on contact surfaces, thereby increasing the contact area and enhancing electrical conduction. These nano-particles are dispersed within a high-tech oil that is both colorless and transparent, distinguishing it from conventional products that may darken over time. This specialized oil offers superior longevity and stability compared to traditional squalane oils, ensuring that treated connections remain effective without drying out.


The ECI-50 is versatile and can be applied to various connectors, plugs, and fuses. Upon application, it requires approximately 24 hours to stabilize, after which users can expect a noticeable improvement in sound quality, characterized by a more natural and refined audio experience. The product is packaged in a 50ml container and includes five mini Q-tips for precise application. Its dimensions are 35 mm in diameter and 104 mm in height, with a total weight of 90 grams.


Regarding pricing, the ECI-50 is listed at €149.00, inclusive of 21% VAT, which equates to €123.14 excluding VAT. Please note that this product contains liquid and, due to transportation and customs regulations, shipping is restricted to countries within the European Union.


https://acousticrevive.bg/shop/acoustic-revive/acoustic-revive-eci-50-contact-enhancer/

13- Nanotec Systems (Japan) Silver and Gold Pro Electrical Contact Enhancer

https://www.lpgear.com/product/NANOSILVCOPRO.html
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NANOTEC SILVER CONTACT PRO ENHANCER



Pure silver 8-nano meter micro particles (8/1,000,000 mm) are dispered in Super Squalene Oil. Silver is the most conductive material. Also the Super Squalene Oil cleans, covers and protects the surface from oxidation and sulfation.

The Nanotec Silver Contact Pro is a 1 mL bottle, more than 500 points of contact will be covered for standard applications. Next, connect and disconnect the plug to spread the liquid. Lastly, re-connect.

The Nanotec Silver Contact Pro is a recipient of the Visual Grand Prix 2009 Award.

MSRP :
$49.95





https://www.lpgear.com/product/NANOGOLDCOPRO.html
NANOTEC GOLD CONTACT PRO ENHANCER
$59.95


The Nanotec Gold Contact Pro Enhancer started development of this contact oil in 1996 utilizing the technology of blending high performance animal or mineral oil with industrial ultra small particle, including carbonized diamond particle and 8-nano meter sized (8/1,000,000 mm) ultra small metal particles.

The Nanotec Gold Contact Pro is a 1 mL bottle, more than 500 points of contact will be covered for standard applications. To use first apply a small amount of the liquid to the surface of the input plug and jack. Next, connect and disconnect the plug to spread the liquid. Lastly, re-connect.

The Nanotec Gold Contact Pro is the recipient of the Visual Grand Prix 2009 Award.
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Mar 31, 2025 at 7:14 PM Post #3 of 28
I should re-bottle some WD-40 electrical contact cleaner in a pretty bottle, along with an artisanal sable hair brush and branded micro fibre cloth.

£99 for 20 mls to used very sparingly as otherwise you’ll experience such a sonic improvement that you crap your pants with aural excitement and your wife/girlfriend/dog* will exclaim from the kitchen “I can hear a difference?, have you changed something?”

* : yeah…sure….like anyone who buys this crap has a wife/girlfriend/dog……….
 
Mar 31, 2025 at 7:33 PM Post #4 of 28
I should re-bottle some WD-40 electrical contact cleaner in a pretty bottle, along with an artisanal sable hair brush and branded micro fibre cloth.

£99 for 20 mls to used very sparingly as otherwise you’ll experience such a sonic improvement that you crap your pants with aural excitement and your wife/girlfriend/dog* will exclaim from the kitchen “I can hear a difference?, have you changed something?”

* : yeah…sure….like anyone who buys this crap has a wife/girlfriend/dog……….
Are you saying that I'm lying ? All of this can be scientifically explained. But the problem is you don't care about it and will continue to act like a troll having nothing more intelligent to say.


________

### The Science Behind Contact Enhancers in Audio Systems
Contact enhancers aim to optimize electrical connections by addressing physical and chemical limitations in metal contacts. Here’s a breakdown of the core scientific principles involved:

---

#### **1. Reducing Contact Resistance**
- **Microscopic Imperfections**: Even polished metal surfaces have microscopic pits, scratches, and oxidation layers that reduce the effective contact area. These imperfections increase electrical resistance, leading to signal loss and noise.
- **Solution**: Nanoparticles (e.g., silver, gold, graphene) in enhancers fill these gaps, maximizing conductive surface area and lowering resistance (Ohm’s Law: \(V = IR\)) .
- **Graphene’s Role**: Graphene’s high electron mobility (surpassing silver) and single-atom thickness allow it to bridge gaps without oxidation, making it ideal for low-resistance applications .

---

#### **2. Oxidation and Corrosion Prevention**
- **Oxide Formation**: Metals like copper and silver oxidize over time, forming non-conductive layers (e.g., CuO, Ag₂S) that degrade conductivity.
- **Solution**: Enhancers like **DeoxIT Gold** dissolve oxides chemically, while others (e.g., squalene oil in Furutech Nano Liquid) form protective films to block air and moisture .
- **Stabilant 22A**: This polymer-based enhancer creates a non-conductive film that becomes conductive only under an electric field, preventing oxidation without short-circuiting adjacent pins .

---

#### **3. Mitigating Micro-Arcing and Signal Noise**
- **Micro-Arcing**: Intermittent contact or high-resistance points can cause tiny electrical discharges, generating harmonic distortion and high-frequency noise.
- **Solution**: Smoother contact surfaces (achieved via nanoparticles) and conductive fillers reduce arcing. For example, silver flakes in **Walker SST** suppress arcing in low-voltage analog signals .
- **Thermal Noise (Johnson-Nyquist Noise)**: Lower resistance reduces thermal noise (\(V_{\text{noise}} = \sqrt{4kTRB}\)), critical for preserving low-level audio signals .

---

#### **4. Material Conductivity and Skin Effect**
- **Noble Metals vs. Graphene**:
- Silver and gold offer high intrinsic conductivity but are prone to oxidation.
- Graphene combines conductivity with chemical stability, avoiding oxidation and short circuits .
- **Skin Effect**: At high frequencies, current flows near a conductor’s surface. Enhancers ensure uniform surface contact, minimizing impedance mismatches that cause signal reflections .

---

#### **5. Mechanical Stability and Lubrication**
- **Vibration Damping**: Enhancers with lubricating properties (e.g., silicone oil in **MG Chemicals Silver Grease**) reduce mechanical wear and triboelectric noise caused by connector movement .
- **Fretting Corrosion**: Repeated plugging/unplugging generates conductive debris (e.g., silver sulfide). Enhancers act as barriers, preventing debris buildup and intermittent connections .

---

### Key Scientific Mechanisms
| Mechanism | Effect on Audio Signal | Example Enhancers |
|--------------------------|------------------------------------------------|---------------------------------|
| Gap filling | Lowers resistance, reduces thermal noise | Mad Scientist Graphene |
| Oxide removal | Restores conductivity, stabilizes impedance | DeoxIT Gold |
| Conductive polymer films | Prevents arcing, maintains signal integrity | Stabilant 22A |
| Lubrication | Reduces wear and triboelectric noise | MG Chemicals Silver Grease |

---

### Limitations and Considerations
- **Frequency Dependency**: High-frequency noise (e.g., RFI) may require shielding beyond enhancers.
- **Conductive vs. Non-Conductive**: Silver/grease-based enhancers risk shorting closely spaced pins (e.g., HDMI/USB) .


---

### Conclusion
The science behind contact enhancers hinges on **materials engineering** (nanoparticles, graphene), **electrochemistry** (oxidation prevention), and **physics** (resistance, noise reduction). While measurable benefits exist (e.g., lower distortion in Stabilant 22A studies), their impact depends on the system’s baseline quality and application precision .


Studies :

Noise Reduction via Signal Processing

Study: The paper Audio Enhancement from Multiple Crowdsourced Recordings proposes a method to remove local noise from multiple recordings by averaging cleaned signals. While focused on software-based enhancement, the principle of noise cancellation through signal aggregation aligns with hardware-level noise reduction strategies

Graphene’s Role in Conductivity

Principle: Graphene, a single-atom-thick carbon lattice, exhibits exceptional conductivity (surpassing silver) and chemical stability. Mad Scientist Graphene Contact Enhancer leverages graphene’s small particle size (100x smaller than silver nanoparticles) to fill microscopic voids in connectors, reducing resistance and noise 6.

Reduction of Contact Resistance and Harmonic Distortion

Study: A controlled experiment tested Stabilant 22A on gold-plated connectors, demonstrating its ability to reduce high-order harmonic distortion caused by discontinuous conduction in contaminated connections. The study exposed connectors to contaminants for 62 days and measured distortion before and after treatment. Results showed a significant decrease in distortion, particularly in higher harmonics (e.g., 5th and above), which are more perceptually grating in audio systems 24.

Study of Contact Resistance in Connectors With Physical Simulation Using Nanofabrication
This research uses nanofabricated test samples to simulate real contact structures and measures how microscopic contact area and imperfections affect constriction resistance. It helps quantify how adding conductive particles can lower resistance.
Link: ResearchGate Study


The Tribological and Electrical Effects of Nanoparticle and Proprietary Lubricants (Auburn University Thesis)
In this thesis, the author investigates how nanoparticle additives in lubricants can reduce friction, wear, and—importantly—electrical contact resistance in mechanical connectors. The results support the idea that by improving the microscopic conduction pathway, such treatments can enhance signal fidelity in audio as well as other electronic applications.
Link: Auburn University ETD
An Exploration of the Friction, Wear, and Electrical Effects of Nanoparticle Enhanced and Conventional Lubricants
This more recent work (published just a few months ago) examines both friction/wear properties and the impact on electrical contact resistance when using nanoparticle-enhanced lubricants. The study provides insights into how nanoparticle additives can create a more conductive interface by bridging microscopic gaps, a principle similar to that claimed by many high-end contact enhancers in the audio market.
Link: ResearchGate Publication
Contact Resistance and Its Impact on Electrical Connector Performance
A comprehensive review of electrical contact resistance is presented in the Wikipedia article on “Contact resistance.” This source explains how incomplete metal-to-metal contact, oxide layers, and other interface phenomena introduce additional resistance. The article also covers measurement methods and the physics behind contact resistance, highlighting that even slight increases in resistance can lead to significant power loss or heating in high-current applications.
Link: Contact resistance (Wikipedia)

Reducing Electrical Resistance in Connectors with Electroplating Solutions
This technical article (from a manufacturer perspective) discusses how applying a sufficient thickness of gold plating (or other suitable coatings) to connector contacts can reduce contact resistance and improve long-term reliability. Although more applied than theoretical, it provides supporting evidence that enhanced surface treatment is necessary for maintaining low resistance over time – especially in demanding environments such as those found in high-end audio and aerospace applications.
Link: Reducing Electrical Resistance in Connectors


Cross-Bridge Kelvin Resistor (CBKR) Structures for Reliable Measurement of Low Contact Resistances
This IEEE paper by Stavitski et al. introduces a specialized structure used to measure low contact resistances. Although its primary focus is on semiconductor contacts, the paper illustrates the critical need for minimizing contact resistance to ensure reliable device performance. The methodology described provides insights into the influence of contact quality and how enhancements such as improved plating or surface treatments can reduce resistance.
Link: CBKR Structures for Reliable Measurement
Speech Enhancement and Recognition in Meetings With an Audio–Visual Sensor Array – IEEE Transactions on Audio, Speech and Language Processing (Maganti et al., 2007)
This paper investigates the benefits of using advanced sensor arrays (including high-quality connectors with low contact resistance) to capture and enhance speech in real meeting scenarios. The improved performance is partly attributed to robust signal transmission through reliable contacts.
Link: IEEE Xplore – Speech Enhancement and Recognition in Meetings

Technical Reports and Application Notes on Audio Connectors​


  • Acoustic Revive ECI-50 Contact Enhancer Product Page
    Though this is a commercial product page, it provides a detailed description of how a contact enhancer is formulated to reduce contact resistance (using high-purity conductive particles and nanoparticle additives) in audio connectors. These principles are derived from the same physical models studied in academic works, highlighting the importance of reliable low-resistance connections for audio quality.
    Link: Acoustic Revive ECI-50 Contact Enhancer

The Science of Sound: Resistance, Capacitance, Inductance in Cables – BetterCables Blog
This technical article discusses the electrical properties (resistance, capacitance, inductance) of audio cables, explaining how these parameters affect signal transmission. Although not solely about “contact enhancement,” it provides insight into why low resistance and optimized contact interfaces are crucial for high-fidelity audio.
Link: BetterCables Blog – The Intricacies of Audio Signal Transmission


Studies on Audio Cables and Connector Effects on Sound Quality​


  • Do Audio Cables Affect Sound Quality? – Hosa Press Release
    This article explains how the conductor size and material (copper vs. silver vs. aluminum) affect resistance, which in turn can influence audio signal integrity. It discusses whether higher-quality connectors (e.g., gold-plated) meaningfully affect the sound quality.
    Link: Hosa: Do Audio Cables Affect Sound Quality?


Contact Resistance Sensing for Touch and Squeeze Interactions
While this paper by Zhou et al. focuses on soft, deformable interfaces for human–computer interaction, it demonstrates that contact resistance can be harnessed as a sensing mechanism. It highlights that—in many applications—minimizing contact resistance is not always the goal; rather, stabilizing or even intentionally leveraging it can enhance sensitivity. This perspective supports the idea that enhancing the quality of the electrical interface is essential not only for power and signal integrity but also for functional sensing applications.
Link: Contact Resistance Sensing for Touch and Squeeze Interactions



Mechanisms of Contact Resistance Reduction​


  • "From Silver Nanoparticles to Thin Films: Evolution of Microstructure and Electrical Conduction"
    Authors: Haoyan Wei, Hergen Eilers
    Published: May 2011
    Summary: This study investigates the electrical properties of silver nanoparticles at various morphological stages, highlighting the transition from isolated particle islands with thermally activated tunneling conduction to interconnected nanoclusters exhibiting percolative conduction.
    Link: https://arxiv.org/abs/1105.2608

  • Mitigating Oxidation and Corrosion
    One recurring challenge with high‐conductivity metals (e.g., copper or silver) is their tendency to oxidize. Oxidation increases resistance by forming poorly conductive films on the contact surfaces. Gold nanoparticles, although slightly inferior to copper in intrinsic conductivity, are prized for their exceptional oxidation resistance. Research on plating materials in hi‑fi connectors (see, for example, discussions of “The Conductivity of Metals Used in Hi‑Fi”
    mcru.co.uk
    and related literature) confirms that even when a metal’s base conductivity is lower, the long‑term stability achieved by preventing oxide formation is crucial. The product’s formulation leverages gold nanoparticles to create a more “secure” and oxidation‑resistant contact interface.

  • Synergistic Stabilization of Signal TransferThe combined action of ultra‑fine conductive particles, gold nanoparticles, and nanodiamond additives results in several synergistic effects:

    • Improved Conductivity: The conductive particles provide a continuous pathway for electrical current, reducing the overall resistance at the connector interface.
    • Mechanical Cleaning: The formulation helps remove contaminants and oxidation layers from the contact surfaces.
    • Long‑Term Stability: By resisting oxidation and maintaining a lubricated, well‑doped contact area, the enhancer helps preserve signal fidelity over time.


  • Reducing Contact Resistance Fluctuations
    Dynamic studies—such as those examining the chaotic fluctuations in contact resistance during sliding or vibration (e.g. “Chaotic dynamic analysis of electrical contact resistance measured…”
    sciencedirect.com
    )—demonstrate that electrical contacts under stress can exhibit unpredictable resistance changes. By introducing a finely dispersed conductive phase (including high‑purity silver particles and nanodiamond carbon) in a medium that remains fluid over extended periods, the contact enhancer minimizes these fluctuations. The high‑tech oil medium not only disperses the particles uniformly but also maintains its properties over time (unlike, for example, squalane oil) so that the beneficial effects persist.




  • Filling Micro‐Asperities and Increasing Effective Contact Area
    Electrical contacts are never perfectly flat. At the microscopic level, they comprise a rugged landscape of peaks (“asperities”) and valleys. Classical contact theory (as described in texts like Electrical Contacts: Fundamentals, Applications and Technology
    researchgate.net
    ) shows that only the tiny metal–to–metal touch points provide conduction. Contact enhancers function by infiltrating these microscopic irregularities. For instance, nanodiamond carbon particles are small enough to penetrate into these gaps, thereby expanding the effective conductive area and stabilizing the contact resistance.


  • Studies and Technical Reports in English​

    • Fundamental Texts on Contact Theory:
      Electrical Contacts: Fundamentals, Applications and Technology

      researchgate.net
      provides a comprehensive treatment of how microscopic contact areas form and why maximizing these “a‑spots” is critical for achieving low resistance. Such texts also discuss how additional conductive materials can “fill in” gaps caused by surface roughness.

    • Dynamic Analysis of Contact Resistance:
      Research on the chaotic dynamics of contact resistance in sliding electrical contacts

      sciencedirect.com
      demonstrates that unstable contact points can lead to variable resistance. Incorporating nanoparticle additives into a liquid medium has been shown to smooth out these fluctuations by reinforcing the contact points.

    • Nanodiamond Properties and Their Applications:
      Studies examining engineered carbon nanodiamonds

      pmc.ncbi.nlm.nih.gov
      (even though many focus on biomedical applications) highlight their excellent mechanical hardness and chemical stability. These properties make them ideal for penetrating and stabilizing microscopic irregularities in electrical contacts.



    • German Literature:
      In German technical journals and conference proceedings (e.g., those discussing Kontaktverschleiß und Oxidation in elektrischen Kontakten), researchers emphasize the critical role of anti‑oxidation additives in preserving the integrity of electrical contacts. These studies confirm that treatments aimed at both cleaning and maintaining surface conductivity—akin to the actions of the ECI‑50 enhancer—are effective in reducing contact resistance over time.
    • Japanese Research:
      Japanese studies, often titled in Japanese such as 電気接点の接触抵抗低減に関する研究 (“Studies on the Reduction of Contact Resistance in Electrical Connectors”), have also documented that nanoparticle‐based surface treatments significantly lower the contact resistance and improve signal transfer stability. These works underline the importance of combining mechanical cleaning with chemical protection—a dual action that is mirrored in the product’s formulation.

How These Studies Relate to Audio Applications​


In high-fidelity audio systems, signal integrity is paramount. Any small resistance or impedance at connector interfaces can degrade a low-level audio signal. By using contact enhancers—often formulated with nano-sized conductive particles or specialized lubricants—the microscopic voids and oxidized layers are filled or removed. This improves the true contact area and minimizes the constriction resistance. The studies above show that:


  • Nanofabrication and Simulation of Contact Points: Understanding the real contact area helps in designing additives that fill microscopic gaps.
  • Nanoparticle-Enhanced Lubricants: They reduce friction and wear while simultaneously lowering electrical resistance by providing a more consistent conductive pathway.
  • Direct Measurements of Reduced Resistance: Lower contact resistance translates into better preservation of signal fidelity, a principle that underpins the audio quality improvements reported by enthusiasts using contact enhancers.

Taken together, these scientific works lend support to the hypothesis that enhancing the microscopic quality of electrical contacts can have a measurable effect on the performance of audio equipment.
 
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Mar 31, 2025 at 9:59 PM Post #5 of 28
Are you saying that I'm lying ? All of this can be scientifically explained. But the problem is you don't care about it and will continue to act like a troll having nothing more intelligent to say.

My degree in electronic/mechanical engineering (albeit 25 years ago) informs me of enough knowledge and personal experience of utilising contact cleaning solutions throughout various industries to know that they do have a useful purpose but for you to claim as below is rather outlandish and by merely treating your components with nano liquid you subconsciously expected to hear a difference.

I have test the Furutech Nano Liquid and applied on almost all mechanical connection as a member cdacosta suggest in another thread and I was surprised by the result I obtain using this. The sound is cleaner, faster base, more focus soundstage, better dynamic and impact on high frequency. It's like a big upgrade overall, like changing the DAC for a better one

Anyway,….that’s enough. I’m out, thread is permanently yours…..before i go though…………perhaps you should attempt to treat your fuse box, perhaps treat the step down transformer near to your house….….buy a 50 gallon drum of the stuff and spray the local power lines.
 
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Mar 31, 2025 at 10:21 PM Post #6 of 28
NASA is using contact enhancers for decades.
I used several contact enhancers for audio and PC and must say that I have heard differences every time I treated a contact.
I never had a customer who did not heard the differences after I treated their stereo.
Besides that several audiophiles on different continents report the same sonic advantages... that's a very bold evidence IMO.
You are just another ignorant, I bet you believe also the childish big-bang theory...
 
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Mar 31, 2025 at 10:22 PM Post #7 of 28
My degree in electronic/mechanical engineering (albeit 25 years ago) informs me of enough knowledge and personal experience of utilising contact cleaning solutions throughout various industries to know that they do have a useful purpose but for you to claim as below is rather outlandish and by merely treating your components with nano liquid you subconsciously expected to hear a difference.

I have test the Furutech Nano Liquid and applied on almost all mechanical connection as a member cdacosta suggest in another thread and I was surprised by the result I obtain using this. The sound is cleaner, faster base, more focus soundstage, better dynamic and impact on high frequency. It's like a big upgrade overall, like changing the DAC for a better one

Anyway,….that’s enough. I’m out, thread is permanently yours…..before i go though…………perhaps you should attempt to treat your fuse box, perhaps treat the step down transformer near to your house….….buy a 50 gallon drum of the stuff and spray the local power lines.
It’s really hard for you to understand that some people experience things you’ve never encountered—without claiming they’re imagining it—because you’re stuck in your limited mindset, unable to explore alternative perspectives. Instead, you spend your time on posts with a negative attitude, full of vanity, dismissing any possibility beyond your own as "unscientific."

You could spend 25 years going in circles out of vanity or ideology, convinced of your intelligence and connection to the truth simply because you say so. That’s not creative, and it helps no one here.

When I share posts like this, it’s not to tell people to throw away their money. I’m not rich, but I’m passionate and enjoy trying new things. Sometimes they don’t work, and sometimes there’s a surprise—and when there is, I share it. I’m happy to contribute. But if people like you have nothing more to say than "That’s fake!" or "It’s all in your mind," maybe you should consider a career change—psychiatry, perhaps?
 
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Mar 31, 2025 at 10:38 PM Post #8 of 28
:smile:, brilliant response.

Now try the scientific method.

As you were…….
 
Mar 31, 2025 at 10:40 PM Post #9 of 28
:smile:, brilliant response.

Now try the scientific method.

As you were…….
Do you give a ffff about the scientific method, that START WITH EXPERIMENTING without BIASING MIND.
 
Mar 31, 2025 at 10:41 PM Post #10 of 28
It’s really hard for you to understand that some people experience things you’ve never encountered—without claiming they’re imagining it—because you’re stuck in your limited mindset, unable to explore alternative perspectives. Instead, you spend your time on posts with a negative attitude, full of vanity, dismissing any possibility beyond your own as "unscientific."

You could spend 25 years going in circles out of vanity or ideology, convinced of your intelligence and connection to the truth simply because you say so. That’s not creative, and it helps no one here.

When I share posts like this, it’s not to tell people to throw away their money. I’m not rich, but I’m passionate and enjoy trying new things. Sometimes they don’t work, and sometimes there’s a surprise—and when there is, I share it. I’m happy to contribute. But if people like you have nothing more to say than "That’s fake!" or "It’s all in your mind," maybe you should consider a career change—psychiatry, perhaps?
You are so damn right.

When I was in school teachers told us: Scientifically seen, tomatoes are totally useless for the human body so you don't have to eat tomatoes - it is useless just water and red color and nothing else -period.
I stood up and said that the people in the Mediterranean area eating so many tomatoes so it must be useful somehow, they laughed me off...

Then they found antioxidants in it and now you can buy pills for big money. In many schools in Germany ketchup was forbidden but now they say eat more ketchup, despite the fat and sugar the concentrated tomato paste is very healthy...

In the 90's the long scientific research (paid by the EU) on food says: Eat like an Italian, that's the best way for eating healthy... Conflicting with everything said before this research...
 
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Mar 31, 2025 at 10:45 PM Post #11 of 28
You are so damn right.

When I was in school teachers told us that tomatoes are totally useless for the human body so you don't have to eat tomatoes - it is useless.
I stood up and said that the people in the Mediterranean area eating so many tomatoes so it must be useful somehow, they laughed me off...

Then they found antioxidants in it and now you can buy pills for big money. In many schools in Germany ketchup was forbidden but now they say eat more ketchup, despite the fat and sugar the concentrated tomato paste is very healthy...

Zapacat you're right.​



Anyway, Somafunk needs to apply some Nano Liquid Contact Enhancer to his brain—just to make sure those neuronal connections are firing properly. Gotta boost the depth of his consciousness, you know ? HAHHAAHA

Escape the 2D matrix, man…


Back in the day, doctors said cigarettes were healthy—funded by Big Tobacco. Same for sugar. "TRUST THE SCIENCE!" they screamed. But some "science" is just industry propaganda, vanity projects, or ideological dogma. That’s not science—that’s blind faith in authority.
 
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Mar 31, 2025 at 10:53 PM Post #12 of 28
Anyway @Somafunk need that we applied some Nano Liquid contact enhancer to is brain
Now that'd be a genuine scientific experiment that I'd like to attempt if there was possibility of a successful P value of less than significance level, I have SPMS and my neural connections throughout my brain and spinal cord are severely damaged and compromised so perhaps I'll discuss this theory next time I see my consultant.
 
Mar 31, 2025 at 10:58 PM Post #14 of 28
I'm related to Samuel Clemens, and my favorite quote from him is:
"It's easier to fool someone than it is to convince them they've been fooled".

To that I would add:
"If you want to believe something, you'll believe anything".
This isn't about "belief" - it's about direct knowing through practice, the empirical path of TRYING without needing to believe first. While your general point might hold merit elsewhere, it doesn't apply here. By framing this as a matter of belief, you're attempting to invalidate our actual experimentation, labeling us as "believers." That's categorically false. We are PRACTITIONERS, EXPERIMENTERS.

The true "believers" are those who dismiss others' experiences without ever experimenting themselves, then have the arrogance to project their own dogmatic thinking onto us.

To insult those who KNOW through direct experience by calling them "believers" isn't just intellectually dishonest - it's STUPID, and the least scientific approach possible to advancing understanding. This kind of behavior reveals nothing more than your own inflated self-importance and unwillingness to engage with reality beyond your preconceptions.
 
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