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Waveform Multiplier
- Category
- Ring Mod / Synth· Guitar Synth and Misc Signal Shapers
- Price
- see vendor
- Tags
- Guitar Synth and Misc Signal Shapers
Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 81 rows
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Check before you build · 1 value the reader of this schematic was not sure of
- Parts list says 39 100k resistors on the multiplier board but the drawing shows only R11-R15 per multiplier (33 total); a sixth per multiplier (R16-R66) may exist on the PCB but is not drawn
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 40 | ||||
| R1 | 100k | 100k | multiplier board; read from the schematic by eye | |
| R2 | 100k | 100k | multiplier board; read from the schematic by eye | |
| R3 | 100k | 100k | multiplier board; read from the schematic by eye | |
| R4 | 18k | 18k | multiplier board, output op amp feedback; read from the schematic by eye | |
| R11 | 100k | 100k | multiplier 1; read from the schematic by eye | |
| R12 | 100k | 100k | multiplier 1; read from the schematic by eye | |
| R13 | 100k | 100k | multiplier 1; read from the schematic by eye | |
| R14 | 100k | 100k | multiplier 1; read from the schematic by eye | |
| R15 | 100k | 100k | multiplier 1; read from the schematic by eye | |
| R21 | 100k | 100k | multiplier 2; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R22 | 100k | 100k | multiplier 2; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R23 | 100k | 100k | multiplier 2; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R24 | 100k | 100k | multiplier 2; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R25 | 100k | 100k | multiplier 2; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R31 | 100k | 100k | multiplier 3; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R32 | 100k | 100k | multiplier 3; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R33 | 100k | 100k | multiplier 3; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R34 | 100k | 100k | multiplier 3; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R35 | 100k | 100k | multiplier 3; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R41 | 100k | 100k | multiplier 4; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R42 | 100k | 100k | multiplier 4; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R43 | 100k | 100k | multiplier 4; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R44 | 100k | 100k | multiplier 4; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R45 | 100k | 100k | multiplier 4; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R51 | 100k | 100k | multiplier 5; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R52 | 100k | 100k | multiplier 5; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R53 | 100k | 100k | multiplier 5; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R54 | 100k | 100k | multiplier 5; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R55 | 100k | 100k | multiplier 5; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R61 | 100k | 100k | multiplier 6; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R62 | 100k | 100k | multiplier 6; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R63 | 100k | 100k | multiplier 6; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R64 | 100k | 100k | multiplier 6; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| R65 | 100k | 100k | multiplier 6; drawn once as R11-R15, repeated for each multiplier; read from the schematic by eye | |
| MOD-R1 | 1M8 | 1.8M | modulation board; read from the schematic by eye | |
| MOD-R2 | 1M8 | 1.8M | modulation board; read from the schematic by eye | |
| MOD-R3 | 1M8 | 1.8M | modulation board; read from the schematic by eye | |
| MOD-R4 | 2M2 | 2.2M | modulation board; read from the schematic by eye | |
| MOD-R5 | 2M2 | 2.2M | modulation board; read from the schematic by eye | |
| MOD-R6 | 2M2 | 2.2M | modulation board; read from the schematic by eye | |
| Capacitors 14 | ||||
| C1 | 47u | 47u | multiplier board supply, 16V electrolytic; read from the schematic by eye | |
| C2 | 47u | 47u | multiplier board supply, 16V electrolytic; read from the schematic by eye | |
| C3 | 100n | 100n | multiplier board supply decoupling, polyester; read from the schematic by eye | |
| C4 | 100n | 100n | multiplier board supply decoupling, polyester; read from the schematic by eye | |
| C5 | 100n | 100n | multiplier board supply decoupling, polyester; read from the schematic by eye | |
| C6 | 100n | 100n | multiplier board supply decoupling, polyester; read from the schematic by eye | |
| MOD-C1 | 100n | 100n | modulation board, polyester (oscillator); read from the schematic by eye | |
| MOD-C2 | 100n | 100n | modulation board, polyester (oscillator); read from the schematic by eye | |
| MOD-C3 | 100n | 100n | modulation board, polyester (oscillator); read from the schematic by eye | |
| MOD-C4 | 100n | 100n | modulation board, polyester (oscillator); read from the schematic by eye | |
| MOD-C5 | 100n | 100n | modulation board, polyester (oscillator); read from the schematic by eye | |
| MOD-C6 | 100n | 100n | modulation board, polyester (oscillator); read from the schematic by eye | |
| MOD-C7 | 100n | 100n | modulation board, polyester (supply); read from the schematic by eye | |
| MOD-C8 | 100n | 100n | modulation board, polyester (supply); read from the schematic by eye | |
| Diodes 8 | ||||
| D1 | 1N4148 | 1N4148 | multiplier 1; read from the schematic by eye | |
| D2 | 1N4148 | 1N4148 | multiplier 2; read from the schematic by eye | |
| D3 | 1N4148 | 1N4148 | multiplier 3; read from the schematic by eye | |
| D4 | 1N4148 | 1N4148 | multiplier 4; read from the schematic by eye | |
| D5 | 1N4148 | 1N4148 | multiplier 5; read from the schematic by eye | |
| D6 | 1N4148 | 1N4148 | multiplier 6; read from the schematic by eye | |
| MOD-ZD1 | 6V2 | 6V2 | 400 mW zener, modulation board; read from the schematic by eye | |
| MOD-ZD2 | 6V2 | 6V2 | 400 mW zener, modulation board; read from the schematic by eye | |
| ICs 6 | ||||
| IC1 | LM1458 | LM1458 | multiplier board: input buffer and output mixer; read from the schematic by eye | |
| IC2 | LM324 | LM324 | multiplier board; read from the schematic by eye | |
| IC3 | LM324 | LM324 | multiplier board; read from the schematic by eye | |
| IC4 | LM324 | LM324 | multiplier board; read from the schematic by eye | |
| MOD-IC1 | LM324 | LM324 | modulation board oscillator; read from the schematic by eye | |
| MOD-IC2 | LM1458 | LM1458 | modulation board oscillator; read from the schematic by eye | |
| Trimmers 12 | ||||
| PR11 | 100k | 100k | miniature horizontal preset, multiplier 1; read from the schematic by eye | |
| PR21 | 100k | 100k | miniature horizontal preset, multiplier 2; read from the schematic by eye | |
| PR31 | 100k | 100k | miniature horizontal preset, multiplier 3; read from the schematic by eye | |
| PR41 | 100k | 100k | miniature horizontal preset, multiplier 4; read from the schematic by eye | |
| PR51 | 100k | 100k | miniature horizontal preset, multiplier 5; read from the schematic by eye | |
| PR61 | 100k | 100k | miniature horizontal preset, multiplier 6; read from the schematic by eye | |
| PR12 | 220k | 220k | miniature horizontal preset, multiplier 1; read from the schematic by eye | |
| PR22 | 220k | 220k | miniature horizontal preset, multiplier 2; read from the schematic by eye | |
| PR32 | 220k | 220k | miniature horizontal preset, multiplier 3; read from the schematic by eye | |
| PR42 | 220k | 220k | miniature horizontal preset, multiplier 4; read from the schematic by eye | |
| PR52 | 220k | 220k | miniature horizontal preset, multiplier 5; read from the schematic by eye | |
| PR62 | 220k | 220k | miniature horizontal preset, multiplier 6; read from the schematic by eye | |
| Switches 1 | ||||
| MOD-SW1 | DPDT | DPDT | centre off; modulation depth control switch; read from the schematic by eye | |