Bogen CHB35

Modding a Bogen CHB for HiWatt/Plexi style inputs, long tailed 12AX7 phase inverter. Mods include presence control, negative feedback control, switchable bright cap, master volume, bias trimmer.

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From: ECHOLUXE

Related topics : long tail phase inverter mods

Peavey Classic 30 - Hand wired Part 1 guitar amp mod

A reworked and hand wired Peavey Classic 30 guitar amp. With added filament transformer so that all tubes are parallel wired (original wiring was series). Now power tubes can be pulled to reduce power and heat. Cathode bias / Fixed bias (adjustable) switch added for additional tone options. Master volume added. Dual gang pot for both stages of OD channel for improved control and range. Long Tail Pair phase inverter added (change from original Cathodyne phase inverter). 16/8 Ohm impedance...

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From: Bobsbluesmusic

Related topics : long tail pair phase inverter

Peavey Classic 30 - Hand Wired Part 3 / Phase 2 circuits for Reverb and Tremolo

This is Phase 2 of my project to rebuild and hand wire my Peavey Classic 30. In this phase of the project I'm tackling the electronic circuits of the original reverb (with slight mod to feedback circuit to increase depth) and now using a new Accutronics/Belton 3 spring reverb. This reverb will be non-switchable as it is in the Peavey Delta Blues circuit. I also added the Tremolo circuit of the Peavey Delta Blues with slight mod to show speed rate via LED and input to the signal after new...

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From: Bobsbluesmusic

Related topics : long tail pair phase inverter