Ok i'm a total noob at all this headphone stuff so please bare with my persistant questions... In my quest to get some decent headphones i'm deciding between ATH-AD900 or the BeyerDT880, if I chose the BeyerDT880 is it nescessary for me to get an amp or will it sound fine without one? If it does...

Just curious if anyone would have a rough idea of how to rank the importance of the tubes used in my system. My preamp is an MG-Head OTL32 with 2 x 12au7 (RCA clear tops), 4 x EL84 (JJ), and a 5Y3 (some random old Silvertone) My Rogue 88 power amp has 4 x 12au7 (JAN philips 5814a), 2 x...

How do these two amps DV336 and ASL MG Head OTL Mk III compare for 300- and 600-ohm headphones?   Also, what are the differences between the 336i and the 336se?

Thought some readers might be interested in these notes.  My old favorite headphone amp is an Antique Sound Labs MG head OTL. I think it was somewhere in the neighborhood of 400 bucks...about ten years ago.    I use Senn HD650 cans.   Recently, I picked up a Chinese headphone amp on...

Does anyone have used them? I was wander how they sound with HD600.

I have been asked repeatedly to do this, and I have resisted so far, but I have decided to go ahead and rank all of the tube amps that I have either formally reviewed, or that I have owned for a long time but not formally reviewed. Note that this is a HUGE range in prices, from $6,000 to...

Hi all, I'm looking to switch over from s/s and try tubes for my GS1000's. I was looking for something like a Woo6 or MAD but I could get a fair deal on an ASL MG Head OTL 32. Anybody had experience with this combo or should I hold out for something else?