Interests

Tennis, boxing, jujitsu, rock climbing, gundam build.
DIY cables, DIY anything.

Headphone Inventory

[ I just keep buying/accumulating too many headphones and gears.. One day, I’ll start selling. One day,,, ]
AudioQuest: Nighthawk Carbon,
AKG: Q701 Green, K242HD, K240 Semi-Open Studio,
Audeze: LCD 2 classic, iSine 10, SINE closed, LCD2.2f Bamboo/Lamb skin, LCD2.2f Aluminum, EL-8 open (bamboo & titanium),
Audio-Technica: ATH-M50x, ATH-M40x,
Beyerdynamic Amiron wireless, DT 770 pro, DT 990 pro, Custom One Pro.
DENON: m400, D7100, AH-D340
Focal: Clear MG, Elear, Clear (Silver), Celeste (blue),
HEDD Audio: HEDD Phone,
HiFiMan: HE5se, 400, 400s, 400i. 350,
Jabra: REVO Wireless Bluetooth,
Logitech: G35, UE 6000, UE 9000.
Meze: 99 Classic, Liric, Rai Solo,
Master & Dynamic: MW07,
Monster: Inspiron ANC, MVP Carbon, Beats Studio Yao Ming, Beats Pro (red).
Phiaton: PS20NC, Beats Studio Pro, Power beats wireless,
Polk Audio Ultrafocus 8000LE limited edition (white).
Sennheiser: HD450bt, HD660,HD820, HD800S, HD700, HD650, HD598, HD360 Pro, Momentum Over ear, Amperior, MM450X, MM70i, CX895, Momentum true wireless 2,
Sol Republic: Master Tracks Over-Ear, Tracks Air (Motorola), AMPS,
Sony: Z1R, MDR 1ADAC, MDR Z7, MDR Z7mk1 and mk2, MDR EX600, MA900, XBA H3, SA1000, 1Rbt, XB300, XB400, XB500, XB600, NWZ-, WF-1000XM4, WH-1000XM5, WI-1000XM2,
TDK: ST750, ST850
W262, TMR-RF4000, PULSE Wireless Elite,

Headphone Amp Inventory

Astel& Kern: ACRO L1000,
Audeze: CIPHER cable,
Cavalli: Tube Hybrid,
Woo Audio: WA3 silver with preamp out, WA6 black, WA7 black 1st gen,
Schitt Audio: Vali, Modi, Valhalla 2, Bifrost uber with USB2.0 2nd gen.,
DENON: DA-10,
Sony: TA-ZH1ES, PHA-1, PHA-2, PHA-3,
iFi: iDSD Nano Silver, iDSD Nano Black, iDSD Micro, iCAN Micro, iTUBE, iPOWER,
Creative: Soundblaster E5,
Felix Aidio: Elise MK2,

Source Inventory

Apple: many iPad Pros, iPads, iPods,
Laptops: Dell Mobile Precision Workstation 7770 laptop, HP zBook15, Lenovo Yoga 2 Pro, Lenovo ideapad Miix700 i7,
Mobile: iPad Pro, iPhone, iPod touch, Nokia lumina, etc.,
AK Jr.

Cable Inventory

Vanquish 4-XLR + Eidolic 1/4 (Norne Audio; Trevor is the best !),
TOXIC cable for HD 650,
Sonarquest power cable (custom made)
Sony Kimber cable for Z
ifi: iMercury, iGemini,

Power-Related Components

Monster HTS 3600 MKII power conditioner.,
APC UPSes,
ifi iRack, ifi iPower, ifi iPurifier

Other Audio Equipment

Onkyo 7.1 speakers with Sony STR-DE598 amp/receiver,

Audio-Related Tweaks

1. Trying to measure audio quality difference between (a) DAC phono out @full volume + Amp @low volume vs. (b) DAC phono out @ less than full volume + Amp @higher volume.
2. DIY impedance adapter dongle (ex. Etymotic ER4P to ER4S).
3. Trying to see/feel if daisy chained (in series) two headphones would double the load impedance. It should, theoretically.
4. Trying to find other ways to measure headphones/amps, such as using a TREK Electrostatic Voltmeter, or a dielectric field/charge detector, etc.

Music Preferences

Classic, Jpop, Kpop, New Age.

Gender

Male

Gear-Fi

Oscilloscope, spectrum analyzer, National Instruments hardware + LabVIEW, TREK Electrostatic Voltmeter, 3D printer, SolidWorks, AutoCAD, Matlab, Espresso machines.

Occupation

Researcher/ teacher/ small business developer/ medical device R&D.

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