John Hollis Titan boost This is an op amp input pre amp/booster into a transformer. The transformer is 1k/20k and can output 30v from a 9v battery. The switch inserts a diode bridge for an octave effect. The sound of…
Another SHO. I don’t know how many of these I made.
I built this Super Hard On Booster a long time ago. I used one of those old DPDT switches without an LED. Later I wanted to add an LED I used R.G. Keen’s Millennium Bypass on a small piece of…
Three SHO boosters.
Woolly Mammoth clone.
This is a NPN germanium Fuzz Face. It’s never sounded quite right I think the bias is off. Willl need to open this up and take a closer look.
Purple Sparkle ICBM.
Mini Range Master. I used the Mad Bean PCB with charge pump to generate -9 volts. I used old stock OC44.
Mad Bean Vero Point Delay. This is a PT2399 delay with a tone control on the repeats and some modulation on the delay.
Mad Bean Stage Fright. This is a clone of the Maestro Phaser with an option for 5 or 6 stages. It’s an OTA based phase shifter.
Green Russian Big Muff Clone. Everyone should build one of these.
Zen Drive clone. Is this original boutique tube screamer?