Tag: modular synth

OptoBox: Everyone loves (ghetto) VCAs

… because everyone loves VCAs, even ghetto ones. Once upon a time I had a module called the OptoThing – it used an optocoupler IC to do weird and strange things to an incoming signal (side note: if you want one, you can get it as a super-easy DIY kit) This, then, is its successor, with …

FilterBox: CMOS abuse for fun and profit

The CD4069UB  hex inverter is an interesting and versatile piece of silicon – you can use it for its intended purpose of inverting a signal, but it is far more fun to put it to uses that its designers probably never thought of. I’ve used it in a number of past modules: a twin-T bass drum …