tube amplifier
  1. Alchemy_

    6SN7 and Octal Equivalents Reference Thread

    ~6SN7 and Octal Equivalents Reference Thread~ THIS THREAD IS BEING BUILT AT THE MOMENT My original plan was to start with a very complete thread, but I kept running into inconsistencies with my findings. Over the next few days I still plan to add a large amount of scraped data, but with...
  2. Manley Laboratories Absolute Headphone Amplifier

    Manley Laboratories Absolute Headphone Amplifier

    Class A Reference Quality Triode Tube Headphone Amplifier / Preamp, switchable between Single-Ended and Push-Pull, adjustable Negative Feedback, three gain settings, 4 pin XLR output, 3 selectable impedance settings, switchable mono / stereo, left / right balance, defeatable bass / treble EQ...
  3. W

    Tube Headphone Amplifier (McIntosh MHA200)

    The new MHA200 tube headphone amplifier is now in stock & available for demo at The Source AV Design Group in Torrance, CA. It is an exciting new product to check out.
  4. Ayon HA-3

    Ayon HA-3

    Tube Headphone amp Ayon HA-3 II Class of Operation Pure Class A, SE-Triode Tube Complement 2 x AA45 Mesh, 2 x 12AU7 S/N Ratio > 100dB (unweighted) Input Impedance 50 kΩ Frequency Response at 32Ω 15 Hz – 35kHz Harmonic Distortion (at 150mV ) < 0.01% Channel Separation L/R > 89dB...
  5. OctavianH

    Tube rolling thread | UltraSonic Studios

    Tube rolling thread | UItraSonic Studios (for amplifiers with tube rolling add-on and different custom features) (Infinity with tube rolling add-on | UltraSonic Studios, picture taken from here, all credits to @SonicTrance, specs at point 1) below) Version: 05.04.2021 - 1.6 - updated Eternity...
  6. B

    Tube Amp Ideas Roughly Around $2000

    Hello Head-Fi community! I have an RME ADI-2 FS PRO BE and am looking for a nice desktop tube amp around $2000 to power my headphones I have for Cans: Abyss Diana Phi ZMF Verite C Audeze LCD-X I am wondering what would be a good tub amp pairing to go with my DAC I am looking for something...
  7. MRphotography

    Nautilus Flagship Personal Audio Tubed Integrated Amplifier AmpsandSound

    This is the place to discuss the Nautilus Flagship Personal Audio Tubed Integrated Amplifier AmpsandSound “The Nautilus is our flagship Personal Audio Tubed Integrated Amplifier. The Story of the Nautilus is born of the same process that brought the Zions. We set out to build my private amps...
  8. A

    Suggestions for tube amps also able to drive sensitive speakers (94dB +)

    New member here. I've noodled around the site, enjoyed reading a few threads, and would like to make use of the forum's expertise. I'm hoping to listen to more music through headphones, but still want a tube amp capable of driving efficient speakers to reasonable levels. Will 8 watts/channel be...
  9. Little Dot MK III SE

    Little Dot MK III SE

    Little Dot MK III SE is a hybrid and fully balanced amplifier, you can think of it as the ultimate upgrade for MK III series. It uses 6922 as its preamp tubes(6922/ECC88,6DJ8); Transistor part runs on a fully discrete, fully symmetry, and pure class A circuit design; The machine is balanced...
  10. bancanus

    [SOLD]: Oriolus BA300S *** MINT ***

    Hello, I'm selling a mint condition Oriolus BA300S. Ship from Singapore.
  11. bancanus

    [sold] FS: ALO Continental Dual Mono (CDM) *** MINT ***

    Mint condition Plus few sets of tubes and PCB Ship from Singapore USD 1100 + shipping + Paypal fees
  12. Malcolm Riverside


    Bought this a couple of months ago from a fellow head-fier with an eye towards making it my end-game tube amp. It sounds ridiculously good with all my headphones but is sadly too big to fit comfortably on my desk. The Nirvana has impedance settings of 32, 80, 150, 300 & 600 ohms and puts out up...
  13. Aanta

    Tube rolling 'Darkvoice' La Figaro 336 classic.

    I got the updated Darkvoice model, the La Figaro 336 'classic'. I knew from the start that the original tubes were far from adequate, in fact nearly any tube amp is a DIY job to get it right. (With the exception for a few super expensive headphone amps.) So swapping tubes is a good idea better...
  14. me2621a


    Mogwai SE is now sold
  15. bwuhoo

    FS/FT: Little Dot MK VI+

    Hello Everyone, I have for sale is a like-new Little Dot MK VI+ in black and gold. It's a powerful balanced tube amplifier that sounds great with dynamic headphones. I used it to run my HD600's and HD800S. They are a great modding tube amplifier as well and I've read that with the proper mods...
  16. Jimmy24

    SOLD: Bottlehead Crackatwoa with TwoQuiet Stepped Attenuator

    Bottlehead Crackatwoa with TwoQuiet Stepped Attenuator 120v (US) Note: If you lived outside the US I can modify the voltage for you Great condition. It's been used for about a year on and off in a non-smoking environment. I want to try something new so I've decided to sell it. Comes with...
  17. Phantaminum

    SOLD: Glenn OTL + whole lotta tubes

    **SOLD** Selling my Glenn OTL with the listed tubes below. Why? Well I think it's time to possibly ask Glenn to create a new monstrosity for me. :imp: The Glenn is a beautiful sounding amp. I've praised the ways it layers instruments, the holographic staging, and the amount of body it brings...
  18. paramesh

    Woo Wa6 (gen1) (sold)

    - Second owner - comes with best tubes possible for this amp Sophia princess for rectifier ( this alone costs 150$) and Pair of matched Fat bottle new driver tubes 6de7 from tube room - prefer shipping with EU / UK as the unit is located in czech and easier , - unit is in excellent shape and...
  19. ThogthoD

    ALO Audio CDM Continental Dual Mono Black like New!

    Hi, I have ALO CDM - Continental Dual Mono in Black for sell, bought in 02/2019, condition like new. All OG box + accesories. Regards
  20. italiandoc1

    Sold - please close

    Hey All, Offering my MZ2S with linear power supply. This is the best HP amp/pre-amp I have owned...exceptional holographic imaging of tubes with the black background, impact, and transients of SS. It is magical with the Utopias, but plays well with just about everything. Very unique circuit...
  21. Tayyab Pirzada

    FS: Garage1217 Project Starlight tube amp with 2 tubes

    Selling this lightly used Garage1217 Project Starlight tube amp with 2 tubes (RCA Clear-Top 12AU7 and Telefunken 12AT7). It's a great amp and provides the warm sound of tubes (unreplicable by synth amps). Tube also lights up. Headphones and DAC not included. I originally bought this from...
  22. JazzVinyl

    Feliks Audio Elise, plus quad of Haltron (Mullard) EL38's + adapters $700.00

    Looking for a USA buyer for my Elise: Feliks Audio Elise, plus quad of NOS Haltron (Mullard) EL38's plus adapters: SOLD! I will handle the PayPal fee and shipping to a lower 48, USA buyer. The QUAD of EL38's are NOS and have approx 30 hours on them. The fellows in the Elise thread feel...
  23. stephanemtl

    SOLD! ALO V5 (mint) with Upgrade Tube

    SOLD! ALO V5 PORTABLE TUBE AMP beautiful single tube hybrid design * with stock & upgrade 6832 Tube MINT CONDITION - bought directly from Alo Audio (USA) about three weeks ago. - COMPLETE (box, documentation, straps, case, charger, cable, etc.) - case and straps are still in their original...
  24. Coolblue

    SOLD - For Sale - Silver Schiit Lyr 3 (Amp Only) with Tung-Sol 6SN7 tube.

    SOLD ------------------ Up for sale is a near mint ( conservatively) Silver Schiit Lyr 3 (Amp Only) with new production Tung-Sol 6SN7 Tube $390 price INCLUDES Shipping to verified PayPal address in CON US only No trades and no International PayPal account holder please
  25. Gemtune PA1502A APPJ

    Gemtune PA1502A APPJ

    Tube: 6N4 + 6P6PX2 Input: RCA Jacks Input Impedance: 10K ohms Input Sensitivity: 800mV Output: 6.3mm Jacks Output Impedance: 8 to 600 (Japan Z11-EI48 * 24 Output Transformers) Output voltage: 18Vp-p Frequency Response: 30-30Khz (+ -1db) Input AC Voltage: 100-250V AC Power Consumption: 27W AC...