Tools, Tones and Toys for Guitarists
Greer Amps have taken the Lightspeed overdrive and have made a few mods to give us the Southland Harmonic Overdrive. added a set of hard clippers after the first gain stage boosted the gain of the output to make up for the BAT41 hard clippers increase the drive pot value Could try germanium diodes instead … Read more
This is a simple one from Greer Amps – the Tomahawk Deluxe Drive. It has some distinct similarities to a Rat or Distortion +, in that there’s opamp clipping, driving hard clipping diodes, and a tone control. Schematic from PedalPCB. I added a buffer on vref, as half the opamp wasn’t being used, so why not. GREER … Read more
GREER AMPS LIGHTSPEED OVERDRIVE – VERO LAYOUT note: a standard TL072 can be used, the OPA is a “premium” dual op-amp. GREER AMPS LIGHTSPEED OVERDRIVE – VIDEO DEMO
Thanks to Ross to reminding me about this one! Here we a have a circuit for people that just love offboard wiring. 😉 Also be prepared to use sockets to try out different transistors since this is a “reverse beta” design which can be quite finnicky and be a source of frustration. Scheematic is avaiable … Read more
Another request by Ian. The “Heaven within” mod is included as well as a feedback control for infinite reverb. *edit’ 220421* Layout updated and verified. Thanks Ian! …and a demo by Ian!
I was looking at the Diamond Compressor schematic the other day and thought it looked interesting and possibly something that could be simplified – it turns out it can be simplified. Of course, someone had already done this. Jump over to the La Revolution Deux for details, AKA Fred Briggs’ blog. I used a TL074 instead … Read more
