New Headphone amp are under developt.  It is upgrade from Jade. 12AX7 x 1 , 6AS7 x 2 , 6AS7 Loading by CCS. Top model will use Reed relay base 42 steps, step attenuator. It is 2db/Steps. Very low pop noise. It may be will release around 2 ~ 3 weeks. Other hybird Jade also will comming soon.

It is no problem to use driver tube with 600ma.  Driver Filament section of Jade can up to 800ma without problem.

Infite cap is better, Yes ! Upgrade to blue telfon socket US$10 for 3 sockets.

Damage of Pontential meter is not only packing problem but also structure problem. It is not mount on front panel but direct mout on PCB !  I had buy 5 Pcs but 4 Pcs damage ! May be can request mfg to mount volumn direct on front panel.

HD600 Cable length - 2M

Standard Jade ship to USA  - US$330 Standard Jade ship wihtin 2 days. Upgrade Jade  - 1 Week.   My Paypal : Joe@tubehifi.com

Thank for your support very much. Noise seem to be come from source  if it is volumn level depedence. amplifier has problem  :   1.           Hum at any volumn level. 2.           Hum at start , end or some dedicate level.  

I'm sorry ! I say 2A3 version of Jade is under developt but noise level still listenable. It will not release in a short time.

It will ship from HK tomorrow.

Quote: Originally Posted by cswann1 Uncle Eric once wrote that audio gear is fashion for men. We sometimes spend way too much time and energy (oh, and money) on equipment in hopes of removing the tiniest bit of perceived flaw. We love to discuss and compare our rigs with our fellow...

Quote: Originally Posted by LIos @ Hz_joe, Is it OK if I listen using both output at the same time ? I sometime listen to music with my brother and being able to use both simultaneously would be very practical. I would use it with a 32ohm headphone in one and 250ohm in the other...

Alps 27mm US$15 + Infinite cap (US$40) + neutrik Jack. - US$12 , Tube sockets US$10 Balance cable for Audiotailor Headphone amplifiers with 50% discount. US$60 x 0.5 = US$30

Quote: Originally Posted by Didege Funny yous ask now : i've tried this afternoon !!! But no way : tried with a small screwdriver, with a philips key : all to big. I wanted to reach this sunshine glowing led to cut it but it's not possible unless dismounting the board ! So this ugly...

It has special discount when buy together with our Headphone amplifiers.

We had imroved to much better quality now.