What should have been easy has turned into a nightmare for me. I'm trying to add a crossfeed circuit to a A47. And etch my own pcb, but I can't seem to get eagle to agree with me on anything. I've gotten 95% done with my routing only to find out that it wont work, I end up with 4 to 5...

Well I flubbed my build. When you turn the amp on you hear a loud continuous thumb/click/popping sound thats very powerfull and kindof heavy on the bass end of the scale. The pot can control how loud it gets. You do hear some music faintly. But if you turn the amp off you hear music clearly and...

So I found this little gem at a garage sale. Upon turning it around i noticed it was Tube. Since I've never really heard tube sound and it was cheap I bought it. I've always been interested in music, sound, amplification and electronics and one day would like to build a hybrid. For now im...

First off. I wont be owning any cans past 32ohms anytime soon. I'm a super n00b when it comes to electronics. I can solder just fine but when we get to theory and understanding what a circuit does and tracing paths. I'm horrid. Secondly, I've chosen to use dual 2227PA Op amps. I'll prob get the...

Well here goes. I'm just getting into headphones and I'm on a very tight budget. I cant justify spending $100+ On one single componant. Now. I just purchased some AKG 26P's locally for $32(Great people at guitar center) Coming from cheap 6 dollar jwins(I know...I know) The sound is...