Hi everyone,   I just purchased a pair of Audio Technica ATH-W1000X as the first component of my office rig.   In the beginning I was considering to buy a DAP like hifiman 801 or Hiaudiosound Studio V.   Now I realize that with the same money (800 USD) I could buy some second-hand...

Hi everyone,   I am considering to buy either a Cowon D3 or J3.   At the moment the D3 seems to have more potentials in terms of setting up a detailed equalization.   Indeed I could use Android app Astro Player, which offers a 12-band graphic equalizer.   Has anybody tested the...

Hello everyone, I just replaced the tubes in my amp Stax SRM-006t and noticed something weird. After waiting for about an hour and a half since powering up, I adjusted the bias and the multimeter seemed crazy: the values swang fast with a lot of excursion.   Have you got any idea of...