This video got me thinking about breath controllers. The idea is to use a pressure sensor, such as the NXP MPVZ4006GW7U, to generate MIDI data… or you could generate a control voltage. It seems to be common to use a melodica mouthpiece and tube for these projects. Apparently they fit nicely on the sensor. Fortunately, … More Exhale

Building a VCO

For my second DIY Eurorack module I picked the Befaco Even VCO. There are a number of DIY VCOs on the market but this one kept rising to the top of my list. Available in full kit, price is decent, good reviews. It was considerably more complex and dense, of course, than the ADSR I … More Building a VCO

Bend it

I circuit bent a toy keyboard from a thrift store: It goes faster. It goes slower. It goes way slower. It responds to body contact. This is what I’m devoting my precious lifetime to.  


Alan R. Pearlman died on Saturday. He was the founder of ARP Instruments, which together with Moog dominated the synthesizer business in the early to mid 1970s. Some unfortunate business decisions (which, as I understand it, Pearlman opposed) cut the company’s success short and ARP went out of business in about 1981, as analog subtractive synthesis … More ARP