Cab Sim
Baja Reactor
This one was requested ages ago and I got halfway through laying it out, and then promptly forgot about it. It’s a power amp/speaker cabinet simulator, emulating a SLO power amp and a couple different speaker cabinets based on the value used for CX (see schematic for values). This layout follows the Rev4 schematic from the … Read more
Hughes & Kettner Red Box Mk. II
Here’s a nice utility box for home recording or even live application (if you’ve run into a sound guy who hates guitar amps 😠). It’s a direct box but also a cab sim (4×12). It won’t run off phantom power, so just power it with a 9v wall wart or a battery. Also, connected to … Read more
MultiCab Sim
Got a request for this one, designed by Daniel Schwartz. Seems to be a pretty versatile cabinet simulator. Might be handy to throw this in the same box as the Mini Amp from earlier this week. More info, schematic, etc here on DIYSB. Also the next episode of the DIYLC tutorial is up on YouTube. Forgot … Read more
Simple CabSim
Came across this design in researching a different project and thought I’d draw it up. It uses 3 transistors and doesn’t take up a lot of space, so you should be able to fit it in a 1590A or add it to another pedal. More info can be found here. Sounds like you can use … Read more
Run Off Groove Condor Cab Sim
Part of the last request included a cab simulator to run the headphone amp through. The ROG Condor is a great cab sim and has a fairly low parts count. It uses a JFET amplifier at the input, boosting the signal to drive the following 3 filters (Bridged-T notch filter, High-pass filter, and Low-pass filter). … Read more