Enclosure not stated · 3 knobs
DOD 525
Based on the DOD 525
- Category
- Compressor· Compressors Gates and Limiters
- Price
- see vendor
- Tags
- Compressors Gates and Limiters
Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 33 rows
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Check before you build · 2 values the reader of this schematic was not sure of
- output coupling cap drawn '4.1uf', read as 4.7uF
- 1/3 Vcc cap read .47uF; could be 47uF
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 11 | ||||
| ×5 | 10K | 10k | input, CA3094 feedback, Com/Lim pot to diode, phase-splitter collector and emitter; read from the schematic by eye | |
| ×5 | 22K | 22k | bias divider (2), into CA3094, CA3094 output load, Level to phase splitter; read from the schematic by eye | |
| ×6 | 100K | 100k | CD4007 feedback, CD4007 FET drain, J111 regulator, regulator collector, output pulldown, 1/3 Vcc line; read from the schematic by eye | |
| ×5 | 1M | 1M | CD4007 stage (3), rectifier base resistors (2); read from the schematic by eye | |
| ×4 | 4.7K | 4.7k | LED driver base and emitter side, regulator decoupling, Level pot feed; read from the schematic by eye | |
| ×2 | 1K | 1k | CA3094 input to bias, output series; read from the schematic by eye | |
| ×1 | 470K | 470k | input bias; read from the schematic by eye | |
| ×1 | 62K | 62k | CD4007 to LED driver base; read from the schematic by eye | |
| ×1 | 47K | 47k | across Attack pot; read from the schematic by eye | |
| ×1 | 220K | 220k | 1/3 Vcc buffer feedback; read from the schematic by eye | |
| ×1 | 33K | 33k | phase-splitter base to ground; read from the schematic by eye | |
| Capacitors 8 | ||||
| ×4 | 10uF | 10u | bias, CA3094 input, supply, regulator; read from the schematic by eye | |
| ×3 | .01uF | 10n | input coupling, rectifier couplings (2); read from the schematic by eye | |
| ×2 | .047uF | 47n | CD4007 timing, across switch; read from the schematic by eye | |
| ×1 | .1uF | 100n | CD4007 FET gate; read from the schematic by eye | |
| ×1 | 4.7uF | 4.7u | attack hold cap; read from the schematic by eye | |
| ×1 | 4.7uF | 4.7u | output coupling; drawn '4.1uf'; read from the schematic by eye | |
| ×1 | .47uF | 470n | 1/3 Vcc buffer to Com/Lim line; leading point faint; read from the schematic by eye | |
| ×1 | 1uF | 1u | rectifier output; read from the schematic by eye | |
| Diodes 2 | ||||
| ×1 | 1N4001 | 1N4001 | supply protection; read from the schematic by eye | |
| ×5 | 1N4148 | 1N4148 | read from the schematic by eye | |
| Transistors 3 | ||||
| ×5 | 2N4124 | 2N4124 | regulator, LED driver, phase splitter, two rectifier transistors; read from the schematic by eye | |
| ×1 | J111 | J111 | JFET supply regulator; read from the schematic by eye | |
| ×1 | J113 | J113 | JFET gain element; read from the schematic by eye | |
| ICs 4 | ||||
| ×1 | TL062 | TL062 | input buffer and 1/3 Vcc buffer; read from the schematic by eye | |
| ×1 | TL022 | TL022 | attack follower and output buffer; read from the schematic by eye | |
| ×1 | CA3094 | CA3094 | OTA; read from the schematic by eye | |
| ×1 | CD4007 | CD4007 | inverters and MOSFET (pins 10, 11, 12); read from the schematic by eye | |
| Potentiometers 3 | ||||
| Com/Lim | D100K | D100k | Potentiometer | read from the schematic by eye |
| Attack | D500K | D500k | Potentiometer | read from the schematic by eye |
| Level | D100K | D100k | Potentiometer | read from the schematic by eye |
| Switches 1 | ||||
| ×1 | SPST | SPST | shorts the .047 timing cap to ground; read from the schematic by eye | |
| LEDs 1 | ||||
| ×1 | LED | LED | driven by 2N4124 from CD4007; read from the schematic by eye | |