I have thank you Just wondering if this pre could be converted to be suitable as a head amp, I like the idea of not needing coupling caps and this circuit works great as a pre-amp but would it be safe to use with headphones if not is there another way which would make it safe

Hi, I have a spare AD815AY and wondered if theres any nice headphone amp circuits floating around I could try out using this chip. I've already built this guys pre-amp http://www.diyaudio.com/forums/showt...594#post831594 The sound is very good when used as a pre-amp, much better than...

I compared well run in Elna Cerafine,Silmic,Starget,Nichicon Muse,Fine gold,Rubycon ZA,BG FK,N caps for the cathode bypasses in my tube amp. The BG's was easily the best but most expensive, the Stargets and Fine golds sounded nice too though for a cheap cap Problem with the BG's is that...

Well my first post and with a fast reply along with all the info I need Cheers Rick,again!! Almost forgot, I've a few spare 6DJ8 Bugleboys and Mullards that should do nicely

Thats great! thanks again Rick, its much appreciated My main hi-fi amp is a diy tube design so I'm ok with high voltages, just totally new to headphone amps I'll have a look at the Borbely hybrid, to be honest sound quality is more important to me than anything else Ron

Thank you Rick! I'm trying to find a nice headphone amp to build, theres so many designs I don't know where to start Do you have any recommendations? I'd prefer something totally diy if possible but with excellent sound, I don't mind if its tube or discrete I'm more than satisfied with...

I'd like some opinions please for this diy amp http://headwize.com/projects/showfil...lerano_prj.htm Is it good and how does it compare against other diy amps like the WNA,Pete Millet,JLH etc? My headphones are sennheiser hd600 Thanks a lot