Synthi AKS circuit data


The ' A ' Suitcase

Printed Circuit Boards : A - B - C

Original circuit diagrams :
Power supply    Envelope Shaper    Noise Generator + Meter    Oscillator 1    Output Channels    Ring Mod. (type)

Scans of : All circuit diagrams

G. Hinton's modification and servicing document (PDF)


The K eyboard S equencer

the PCB part 1      the PCB part 2      the original KS circuit scheme      Explanation of the KS


Connections

Prestopatch matrix connector : A-P = outputs, 1-16 = inputs   -   PCB view

Cable between suitcase and the KS - Painton connector pins :

1 - RealTime voltage - input channel 1 - matrix line 8
2 - Power supply -9 volt
3 - Ground
4 - Power suply +12 volt
5 - Envelope Shaper trigger
6 - Dynamic voltage - input channel 2 - matrix line 9
7 - Meter voltage - connected to matrix line B
8 - SEQuencer voltage - matrix line 16, switched at joystick




The DK1 and DK2

the DK1 circuit diagram      the DK2 circuit diagram      about the DK2 setup (zip)      the DK2 component layout