Tube Amp Archive

I do this as a hobby, not a business, but I'm starting to getting about 4-8 amps per month, I only take personal referrals from others I've done work for. That's how it starts, man. :shock: Since that last post I've repaired three more amps, made one road worthy, modded one of mine and have another...

I replaced all of the 25mF/25V cathode caps, 25mF/50V bias cap, .02mF cap and LDR in the Trem section, Both had one leg broken. I also replaced the treble cap in each channel as someone had installed .01mF caps previously, so I installed the correct value 250pF SM caps, replaced the bright switch an...

Nice heater wiring. My first complete amp build was a 1968 spec, 1987, a Metro kit actually. The Metro site is down, but if you'd like a copy of their build instructions I'd be happy to get them to you, they're in PDF format. It covers everything you need to know, including initial testing and measu...

xtian - Great question and thanks for your help. I have tried it thru a 4ohm 2x15 cab and the issue was still there, same as with the 2012 C12n Jensen. The soundcloud conversion rate seems to low-fi the audio enough that it is harder to hear the issue than the attached mp3. I'm hoping the ampgarage...