Enclosure not stated · 3 knobs
Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 63 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 34 | ||||
| R2 | 1M | 1M | read from the schematic by eye | |
| R23 | 100K | 100k | read from the schematic by eye | |
| R25 | 1M | 1M | read from the schematic by eye | |
| R26 | 100K | 100k | read from the schematic by eye | |
| R27 | 10K | 10k | read from the schematic by eye | |
| R29 | 10K | 10k | read from the schematic by eye | |
| R117 | 33K | 33k | read from the schematic by eye | |
| R118 | 1K | 1k | read from the schematic by eye | |
| R119 | 33K | 33k | read from the schematic by eye | |
| R120 | 18K | 18k | read from the schematic by eye | |
| R122 | 1K | 1k | R122 printed twice (also at U6); this one at U5; read from the schematic by eye | |
| R124 | 18K | 18k | R124 printed twice (also at U6); this one at U5; read from the schematic by eye | |
| R125 | 33K | 33k | read from the schematic by eye | |
| R126 | 1K | 1k | read from the schematic by eye | |
| R127 | 33K | 33k | read from the schematic by eye | |
| R128 | 18K | 18k | read from the schematic by eye | |
| R129 | 33K | 33k | read from the schematic by eye | |
| R153 | 4.7K | 4.7k | read from the schematic by eye | |
| R154 | 4.7K | 4.7k | read from the schematic by eye | |
| R170 | 100K | 100k | read from the schematic by eye | |
| R179 | 62K | 62k | read from the schematic by eye | |
| R180 | 22K | 22k | read from the schematic by eye | |
| R181 | 7.5K | 7.5k | read from the schematic by eye | |
| ×6 | 100K | 100k | undesignated (R?): input, U4A feedback, U11B input, Regen series, OUT1 and OUT2 pulldowns; read from the schematic by eye | |
| ×5 | 10K | 10k | undesignated (R?): Vbias divider (2), after Rate pot, VCC to D9, output mix; read from the schematic by eye | |
| ×5 | 47K | 47k | undesignated (R?): around U10A/U10B; read from the schematic by eye | |
| ×4 | 33K | 33k | undesignated (R?): below R179, two at U5, one at U6; read from the schematic by eye | |
| ×2 | 3.9M | 3.9M | undesignated: LFO divider; read from the schematic by eye | |
| ×2 | 220K | 220k | undesignated: U11B feedback, J111 gate; read from the schematic by eye | |
| ×2 | 100 | 100 | undesignated (R?): output series resistors; read from the schematic by eye | |
| ×1 | 22K | 22k | undesignated (R?): U10B feedback network; read from the schematic by eye | |
| ×1 | 470K | 470k | undesignated (R?): J111 to Vbias; read from the schematic by eye | |
| ×1 | 1K | 1k | second R122 (at U6), designator clash; read from the schematic by eye | |
| ×1 | 18K | 18k | second R124 (at U6), designator clash; read from the schematic by eye | |
| Capacitors 14 | ||||
| C10 | .05uF | 50n | read from the schematic by eye | |
| C84 | .0068uF | 6.8n | drawn .0068, no unit; read from the schematic by eye | |
| C88 | .0068uF | 6.8n | Regen feedback; read from the schematic by eye | |
| C100 | 100pF | 100p | read from the schematic by eye | |
| C101 | 0.01uF | 10n | read from the schematic by eye | |
| C104 | 1uF | 1u | electrolytic; read from the schematic by eye | |
| ×4 | 1uF | 1u | undesignated (C?): electrolytics at output stages, U6 pin 16, J111; read from the schematic by eye | |
| ×3 | 100pF | 100p | undesignated (C?): U4A, U10A, U10B feedback; read from the schematic by eye | |
| ×3 | .0068uF | 6.8n | undesignated (C?): U5 input, U5 and U6 filter caps; read from the schematic by eye | |
| ×1 | 0.01uF | 10n | undesignated (C?): input coupling; read from the schematic by eye | |
| ×1 | 47uF | 47u | undesignated (C?): Vbias filter, drawn 47u, electrolytic; read from the schematic by eye | |
| ×1 | 10uF | 10u | undesignated (C?): LFO, electrolytic; read from the schematic by eye | |
| ×1 | 0.05uF | 50n | undesignated (C?): LFO timing; read from the schematic by eye | |
| ×1 | .047uF | 47n | undesignated (C?): J111 gate filter; read from the schematic by eye | |
| Diodes 3 | ||||
| D9 | 1N914 | 1N914 | read from the schematic by eye | |
| D10 | 1N914 | 1N914 | read from the schematic by eye | |
| ×1 | 1N914 | 1N914 | undesignated (D?) at J111 gate; read from the schematic by eye | |
| Transistors 2 | ||||
| Q3 | 2N5088 | 2N5088 | read from the schematic by eye | |
| Q8 | J111 | J111 | JFET switch; read from the schematic by eye | |
| ICs 6 | ||||
| U3 | 4007 | 4007 | CD4007 bypass flip-flop; read from the schematic by eye | |
| U4 | TL072 | TL072 | both sections printed U4A; read from the schematic by eye | |
| U5 | LM13600 | LM13600 | read from the schematic by eye | |
| U6 | LM13600 | LM13600 | read from the schematic by eye | |
| U10 | TL072 | TL072 | read from the schematic by eye | |
| U11 | TL072 | TL072 | read from the schematic by eye | |
| Potentiometers 3 | ||||
| Depth | 100K | 100k | Potentiometer | read from the schematic by eye |
| Rate | 500K | 500k | Potentiometer | read from the schematic by eye |
| Regen | 500K | 500k | Potentiometer | read from the schematic by eye |
| LEDs 1 | ||||
| D6 | LED | LED | no part number given; read from the schematic by eye | |