Sequential Circuits Prophet-5 and Prophet-10 synthesizers from page 9 of Contemporary Keyboard magazine June 1978. This was the first Prophe...

Yamaha CS-80 synthesizer from page 23 of Contemporary Keyboard June 1978. Had the pleasure of hearing one of these in action when there was ...

Sequential Circuits orgy - Prophet-T8, Six-Trak, Prophet-600, and Drumtraks on page 31 of Keyboard magazine December 1984.

Sequential Six-Trak synthesizer from page 54 of Keyboard magazine December 1984.

Moog Polymoog Keyboard from page 45 of Contemporary Keyboard magazine September 1978. This ad ran in every issue of CK from July - October 1...