Enclosure not stated · 3 knobs
DOD 565
Based on the DOD 565
- Category
- Vibrato / Chorus· Chorus
- Controls
- Speed · Depth · Delay Time
- Price
- see vendor
- Tags
- Chorus
Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 40 rows
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Check before you build · 3 values the reader of this schematic was not sure of
- 15K: LFO output resistor could read 17K
- 4.7uF electrolytics near NE571 could read 47uF
- 120pF and 820pF caps: handwriting reads 120pf/820pf, the filter one could be 120nF
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 13 | ||||
| ×12 | 100K | 100k | read from the schematic by eye | |
| ×9 | 22K | 22k | read from the schematic by eye | |
| ×8 | 10K | 10k | read from the schematic by eye | |
| ×5 | 47K | 47k | read from the schematic by eye | |
| ×4 | 4.7K | 4.7k | read from the schematic by eye | |
| ×3 | 220K | 220k | LFO; read from the schematic by eye | |
| ×3 | 33K | 33k | read from the schematic by eye | |
| ×2 | 1K | 1k | output filters; read from the schematic by eye | |
| ×2 | 1M | 1M | CD4007 clock section; read from the schematic by eye | |
| ×1 | 15K | 15k | LFO output to Speed pot; could be 17K; read from the schematic by eye | |
| ×1 | 180K | 180k | bias divider at J111; read from the schematic by eye | |
| ×1 | 470K | 470k | input op amp bias; read from the schematic by eye | |
| ×1 | 75K | 75k | clock section; read from the schematic by eye | |
| Capacitors 12 | ||||
| ×4 | 1uF | 1u | electrolytic: LFO, both outputs, NE571; read from the schematic by eye | |
| ×4 | 10uF | 10u | electrolytic; read from the schematic by eye | |
| ×4 | 4.7uF | 4.7u | electrolytic; read from the schematic by eye | |
| ×2 | 0.47uF | 470n | electrolytic, NE571; read from the schematic by eye | |
| ×2 | .01uF | 10n | LFO feedback, input coupling; read from the schematic by eye | |
| ×2 | .047uF | 47n | SAD512 clock trim, clock switch; read from the schematic by eye | |
| ×2 | .0068uF | 6.8n | input stage, output filter op amp; read from the schematic by eye | |
| ×2 | .068uF | 68n | output filters; read from the schematic by eye | |
| ×2 | 120pF | 120p | SAD512 input coupling, output filter; read from the schematic by eye | |
| ×1 | 820pF | 820p | pre-filter op amp; read from the schematic by eye | |
| ×1 | .0018uF | 1.8n | output filter; read from the schematic by eye | |
| ×1 | .1uF | 100n | CD4007 clock; read from the schematic by eye | |
| Diodes 2 | ||||
| ×1 | 1N4001 | 1N4001 | supply; read from the schematic by eye | |
| ×1 | 1N4148 | 1N4148 | pre-filter op amp feedback; read from the schematic by eye | |
| Transistors 2 | ||||
| ×1 | J111 | J111 | JFET, supply; read from the schematic by eye | |
| ×3 | 2N4124 | 2N4124 | NPN; read from the schematic by eye | |
| ICs 5 | ||||
| ×2 | TL022 | TL022 | dual op amp; four halves drawn; read from the schematic by eye | |
| ×1 | TL062 | TL062 | dual op amp; two halves drawn; read from the schematic by eye | |
| ×1 | NE571 | NE571 | compander, both halves used; read from the schematic by eye | |
| ×1 | SAD512 | SAD512 | BBD; read from the schematic by eye | |
| ×1 | CD4007 | CD4007 | clock oscillator; read from the schematic by eye | |
| Potentiometers 3 | ||||
| Speed | D500K | D500k | Potentiometer | taper letter D as drawn; read from the schematic by eye |
| Depth | D100K | D100k | Potentiometer | taper letter D as drawn; read from the schematic by eye |
| Delay Time | D100K | D100k | Potentiometer | taper letter D as drawn; read from the schematic by eye |
| Trimmers 1 | ||||
| ×1 | 100K | 100k | SAD512 bias trimmer; read from the schematic by eye | |
| Switches 1 | ||||
| ×1 | SPST | SPST | switches the .047 cap into the clock; read from the schematic by eye | |
| LEDs 1 | ||||
| ×1 | LED | LED | read from the schematic by eye | |