Tuesday 23 October 2018

The insides of the Prophet VS

The insides of the Prophet VS!
Including the sample and hold chips and other Curtis (CEM) ICs. 
Click to enlarge!
R68000P8:  
CEM5530/6651 S&H and CEM 3365 DAC

CEM5530 S&H  
One voice with CEM 3379 VCF

Boards:

 Close up of the 8 voices including 8 x CEM3379 filters on Voice board

Power supply and CPU /logic board
 

Voice board in its entirety: oscillators A/B/C/D on left, filters on right:

Voices on left board then the output board on the right:

All of it from the output end:

Joystick board (on left) and the left hand of the two boards under the panel controls (on the right):

Lovely synth.