Hey guys i purchased my woo audio wa6 and sophia princess august last year and its getting close to a year old, I've noticed on the 274b princess rectifier the glass is becoming dark its sort of forming a dark tint but its only noticeable under direct light. I just wanted to ask if this is...

Hey guys, I purchased a Woo Audio WA6 from Addicted to Audio and im currently very happy using it to drive my denon d2000's and hd600s. Now in the near future i plan to purchase a pair of orthos (most likely the audeze lcd-2) The guy in the store said the amp would be more then adequate to drive...

Hey all. I've recently purchased a woo audio wa6 and have been very happy with it. On the back there is an impedance selector switch which sounds to me as a misleading term for a gain switch. With my HD600s both settings are adequate but is it better to have it on low or high gain for these...

Hey guys, this is my first post on headfi and I'm having some difficulty with my recent purchase of my Schiit Modi Usb DAC You see I use this dac as my primary audio source however, when it is connected to my computer via USB there is a high pitched buzzing noise when i turn the volume up of my...