Buchla Model 258t Dual Oscillator Comparator which makes the VCAs close

which makes the VCAs close instead of open in response to positive CV

Module is approximately 5 inches deep

which outputs both Fold and Pulse waveforms

but a convenient web-based configuration tool is also available here

but interpolation in the frequency and transform dimensions were set at note-on and remained static for the remainder of the note

Buchla Model 258t Dual Oscillator Comparator which makes the VCAs closeWelcome to the Buchla & Tiptop Audio 200 series project. In this project Buchla has teamed up with Tiptop Audio to resume the production of Don Buchlas 200 series and convert it to Eurorack standards. These extremely rare pieces of equipment made almost half a century ago will once again be available, and this time to a wide audience. The Buchla 258t Dual Oscillator consists of two independent voltage controlled oscillators. Each has one processing