Enclosure not stated
Voltage Controlled Triangle and Square wave
- Category
- Utility· Oscillators LFOs and Signal Generators
- Price
- see vendor
- Tags
- Oscillators LFOs and Signal Generators
Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 12 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 5 | ||||
| R1 | 3k | 3k | read from the schematic by eye | |
| R2 | 1k5 | 1.5k | read from the schematic by eye | |
| R3 | 100k | 100k | text: R1 = 2R3 for unity mark-space ratio; read from the schematic by eye | |
| ×3 | 10k | 10k | comparator input, positive feedback, Tr2 collector load to -12V; read from the schematic by eye | |
| ×3 | 2k2 | 2.2k | op-amp compensation/output resistors; read from the schematic by eye | |
| Capacitors 2 | ||||
| ×1 | 10n | 10n | integrator; read from the schematic by eye | |
| ×1 | 500p | 500p | integrator op-amp compensation; read from the schematic by eye | |
| Diodes 2 | ||||
| D1 | Diode | DIODE | no part number given; read from the schematic by eye | |
| D2 | Diode | DIODE | no part number given; text suggests 3V zeners for stability; read from the schematic by eye | |
| Transistors 2 | ||||
| Tr1 | ? | ? | FET switch, no part number given; read from the schematic by eye | |
| Tr2 | ? | ? | PNP transistor, no part number given; read from the schematic by eye | |
| ICs 1 | ||||
| ×2 | SL701C | SL701C | op amps, named in the article text, not on the drawing; read from the schematic by eye | |