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I‘m building an amp loosely based on the Ceriatone Molecular layout with a bunch of small tweaks/changes. One of them is the elimination of the low input jack. I’m using a small 50w chassis from valvestorm, I’m using 3 of the 4 input jacks for other knobs/switches. I’m stuck on how to eliminate...

Anyone have any experience with shipping damage/lost item claims through Reverb with their Safe Shipping program? Sold a Bogner Helios Eclipse last week, anything over $1500 requires the seller to purchase this extra protection. Got a message from the seller on Sunday saying that UPS came to...

Anyone know of a shop or tech that repairs digital effects processors? I've got an old Rocktron/RSP Intelliverb that's got a very noticeable random volume drop after a few minutes of use. Sometimes it's good for 30 minutes, other times 5 minutes. It's unusable at this point. I tried dozens of...

So I'm not new to biasing tubes but I've never swapped from EL34 to KT88 before and I'm having a weird problem. Amp in question is an Uberschall Rev 2 serial #220 that currently has EL34's in it biased at 36ma with 470v measured at pin 3 with the amp running (not in standby). One of the factory...

What's up guys? Long time lurker here. Putting together my first rack after scoring a modded Bogner Fish. Trying to do it on the cheap since the Fish ate up most of my funds. I picked up a used Intelliverb and while it sounds pretty cool, there is something wrong with it. It works fine for about...

Anyone know the tube layout for a Bogner Fish? Just picked up a reissue with the Cantrell mod and I want to start tweaking it. The clean is absolutely horrible, I'd like to see if a tube sway can make it a little better. Thanks!