Quad Voltage Controlled Amplifier (VCA)
The V2164 contains four independent voltage controlled amplifiers (VCAs) in a single package.
High performance (100 dB dynamic range, 0.02% THD) is provided at a very low-cost-per-VCA, resulting in excellent value for co... Read more
Schematic Diagram/Service Manual
The Siel MK 900 is an Italian synth from the mid-1980's. It has preprogrammed beats, chords, arpeggios, and I believe mostly analog circuitry (even though it says PCM on the unit itself). It is related to these keyboards (similar circuitry ... Read more
PCB prototyping software
PCBMill is a PCB prototyping software.
It can generate isolation milling path from industrial standard Gerber files.
Mill and drill your prototype PCB on your CNC machine in minutes.
The software is Beta version and is freeware at the ... Read more