Baja AFD

Baja AFD b298c8bd69b4

Here’s a unique overdrive design by Bajaman over on FSB. You can build it with either a buffered bypass or true bypass. If using true bypass, omit the 1k resistor below the lower TL062, and the 1uF cap and 100k resistor connected to the BP Out pad. To wire for buffered bypass, connect the In … Read more

Baja ENG Overdrive

Baja ENG OverD 45d8c7f92aa8

Bajaman’s overdrive circuit based on the Engl 530 preamp with switchable tone stack. Original thread and schematic available on the FSB forum here. The layout should fit in a 125B box. 09/07/2018 Layout Updated! Inverted Treble and Bass pots’ lugs. Changed 390p cap from TL062 pin 5 to 470p. Changed 1K resistor next to 22uF … Read more

Baja JVM Overdrive

Baja JVM Overdrive 3 9506415f39f0

This is based on a Marshall JVM410. You can find Bajaman’s original thread and schematic on the FSB forum here. There are two versions: First one with just one toggle switch to select between Cruch, OD1 and OD2. The second one uses separate footswitches, Gains and Levels. You need to add an extra pole for … Read more