Posts Tagged ‘9700 Series Analog Synthesizers’

This page is supplemental material to the 9730 Assembly and Using manual. Note: The test sound file may take a few second to download.  File will open in a new window.

by John Simonton When we went on-line in the mid-90s I was very surprised by the interest in the Voltage Controlled Synth Modules that we manufactured during the ’70s and early ’80s.  If you’re not familiar with them there are some pictures in the photo album.  We were often asked if these modules would be reissued. …

I’ve heard that VCOs have to use temperature compensating resistors.  Do yours use tempcos? No, they do not.  Instead they use a diode that is part of the CV summation IC.  In practice this compensation is as good as the best of the circuits that use tempcos.  On paper, it’s better because it provides exact…