Enclosure not stated · 4 knobs
DOD Gonkulator Schematic maybe
Based on the DOD Gonkulator Schematic maybe
- Category
- Ring Mod / Synth· Ring Modulators and Frequency Shifters
- Controls
- Gunk · Heave · Smear · Suck
- Price
- see vendor
- Tags
- Ring Modulators and Frequency Shifters
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 · 2 values the reader of this schematic was not sure of
- 1M at U5 pin 4: drawn as an unlabeled pot, taken as a trimmer
- 10uF caps: drawn as plain "10" with no unit
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 19 | ||||
| ×8 | 10K | 10k | read from the schematic by eye | |
| ×6 | 100K | 100k | read from the schematic by eye | |
| ×7 | 1M | 1M | read from the schematic by eye | |
| ×6 | 1K | 1k | read from the schematic by eye | |
| ×3 | 100 | 100 | read from the schematic by eye | |
| ×4 | 4K7 | 4.7k | read from the schematic by eye | |
| ×2 | 3K3 | 3.3k | read from the schematic by eye | |
| ×1 | 9K1 | 9.1k | read from the schematic by eye | |
| ×1 | 1K52 | 1.52k | read from the schematic by eye | |
| ×1 | 820 | 820 | read from the schematic by eye | |
| ×1 | 200 | 200 | read from the schematic by eye | |
| ×1 | 2K2 | 2.2k | read from the schematic by eye | |
| ×1 | 470K | 470k | read from the schematic by eye | |
| ×1 | 33K | 33k | read from the schematic by eye | |
| ×1 | 47K | 47k | read from the schematic by eye | |
| ×1 | 470 | 470 | read from the schematic by eye | |
| ×1 | 2K | 2k | read from the schematic by eye | |
| ×1 | 20K | 20k | read from the schematic by eye | |
| ×1 | 15K | 15k | read from the schematic by eye | |
| Capacitors 8 | ||||
| ×12 | 10uF | 10u | drawn "10", no unit; electrolytic; read from the schematic by eye | |
| ×2 | 1uF | 1u | drawn "1"; read from the schematic by eye | |
| ×4 | .047uF | 47n | read from the schematic by eye | |
| ×2 | .033uF | 33n | read from the schematic by eye | |
| ×2 | .22uF | 220n | read from the schematic by eye | |
| ×2 | 50pF | 50p | read from the schematic by eye | |
| ×2 | 15pF | 15p | read from the schematic by eye | |
| ×1 | 120pF | 120p | read from the schematic by eye | |
| Diodes 1 | ||||
| ×6 | Diode | DIODE | no part number given; three antiparallel clipping pairs; read from the schematic by eye | |
| Transistors 3 | ||||
| Q1 | 2N5088 | 2N5088 | read from the schematic by eye | |
| Q5 | 2N5088 | 2N5088 | read from the schematic by eye | |
| Q6 | 2N5088 | 2N5088 | read from the schematic by eye | |
| ICs 4 | ||||
| U2 | MC4558 | MC4558 | read from the schematic by eye | |
| U3 | MC4558 | MC4558 | read from the schematic by eye | |
| U4 | MC4558 | MC4558 | read from the schematic by eye | |
| U5 | MC1496P | MC1496P | balanced modulator; read from the schematic by eye | |
| Potentiometers 4 | ||||
| Gunk | 100K | 100k | Potentiometer | read from the schematic by eye |
| Heave | 100K | 100k | Potentiometer | read from the schematic by eye |
| Smear | 100K | 100k | Potentiometer | read from the schematic by eye |
| Suck | 100K | 100k | Potentiometer | read from the schematic by eye |
| Trimmers 1 | ||||
| ×1 | 1M | 1M | carrier balance at U5 pin 4 (drawn as a pot, unlabeled); read from the schematic by eye | |