Tube Amp Archive

So I spent some time with my GA-35RVT, changing things one at a time and listening after *every* change (something I do not usually have the patience to do). I ended up liking the following mods, which are all easily reversible: - Bypass .0047uf input cap with .01uf in parallel on both channels - Ch...

@Phil_S - I have a GA-35 RVT here I'm trying to de-icepick :shock: ...Do you have any info on mods for that type of notch filter? It's the 2 x 220K/330pf bypass/.0047uf to ground version... I've been combing the archives and there's a couple different suggestions, looking for a definitive mod/fix if...