Schematics

→ FS/AP 211 Allpass Schematic [.jpg]
→ FS/SP 213B Signal Processing Schematic [.jpg]

→ QUO Schematic (very bad quality)

→ Allpass Ladder Schematic - vers. 1 (Preliminary!, by Daniel Araya) [.jpg]
→ Allpass Ladder Schematic - vers. 2 [.jpg]
→ Allpass Ladder Schematic - vers. 3 (slightly different from above) [.gif]

PCB's

→ Photographs (PCB details)

→ FS/AP 211 Component board [photo .jpg]
→ FS/AP 211 Component Layout (w/ numbered parts)

→ QUO 212A Modified Component placement board (Mar 1983) [.jpg]
→ QUO 212A Component Layout (w/ numbered parts)

→ FS/SP 213B Component Layout (w/ Parts List)

Bill of Materials

→ Processing Board Parts list [.txt]

→ FS/AP 211 Signal path ladder parts list [.jpg]
→ FS/AP 211 Signal path ladder parts list [.txt]

→ QUO parts list [.jpg]
→ QUO parts list [.txt]

Wiring & Panels

→ Frequency Shifter Assembly 1 (original Serge) [.jpg]
→ Frequency Shifter Assembly 2 (original Serge) [.jpg]

→ Hookup of QUO VCO-type Freq. Shifter (block diagram) [.jpg]

Construction notes

→ FS/AP 211 Signal Frequencies [.jpg]

→ Test of QUO as a Freq. Shifter + QUO as separate module [.jpg]
→ Test of QUO as a Freq. Shifter + QUO as separate module [.txt]

→ see also 211 FS/AP

Miscellaneous notes

→ Letter from Serge (1990) [.jpg]

Related Links