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Dual Linear VCA
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- Other· Amplifiers and VCAs
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- see vendor
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- Amplifiers and VCAs
Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 28 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 16 | ||||
| R1 | 100K | 100k | read from the schematic by eye | |
| R2 | 10K | 10k | read from the schematic by eye | |
| R3 | 1M | 1M | read from the schematic by eye | |
| R4 | 15K | 15k | read from the schematic by eye | |
| R5 | 10K | 10k | read from the schematic by eye | |
| R6 | 10K | 10k | read from the schematic by eye | |
| R9 | 100K | 100k | read from the schematic by eye | |
| R10 | 22K | 22k | read from the schematic by eye | |
| R13 | 100K | 100k | read from the schematic by eye | |
| R14 | 15K | 15k | read from the schematic by eye | |
| R15 | 10K | 10k | read from the schematic by eye | |
| R16 | 1M | 1M | read from the schematic by eye | |
| R17 | 10K | 10k | read from the schematic by eye | |
| R18 | 10K | 10k | read from the schematic by eye | |
| R21 | 100K | 100k | read from the schematic by eye | |
| R22 | 22K | 22k | 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; read from the schematic by eye | |
| Transistors 2 | ||||
| Q1 | 2N3906 | 2N3906 | read from the schematic by eye | |
| Q2 | 2N3906 | 2N3906 | read from the schematic by eye | |
| ICs 2 | ||||
| U1 | LM13600 | LM13600 | dual OTA; read from the schematic by eye | |
| U2 | TL074 | TL074 | quad op amp; read from the schematic by eye | |
| Potentiometers 2 | ||||
| R11 | A50K | A50k | Potentiometer | drawn 50K log, wired as variable resistor in U2:C feedback; read from the schematic by eye |
| R12 | A50K | A50k | Potentiometer | drawn 50K log, wired as variable resistor in U2:B feedback; read from the schematic by eye |
| Trimmers 4 | ||||
| RV1 | 100K | 100k | read from the schematic by eye | |
| RV2 | 100K | 100k | read from the schematic by eye | |
| RV3 | 10K | 10k | read from the schematic by eye | |
| RV4 | 10K | 10k | read from the schematic by eye | |