125B · 2 knobs
From the vendor
Suitable enclosures: 125B
Schematic
The schematic is in the vendor's build document. Open the build document. No KiCad fragment has been drawn for this circuit yet.
Parts list 55 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 28 | ||||
| R1 | 10K | 10k | Resistor | |
| R3 | 10K | 10k | Resistor | |
| R4 | 10K | 10k | Resistor | |
| R6 | 10K | 10k | Resistor | |
| R7 | 10K | 10k | Resistor | |
| R9 | 10K | 10k | Resistor | |
| R10 | 10K | 10k | Resistor | |
| R12 | 10K | 10k | Resistor | |
| R13 | 10K | 10k | Resistor | |
| R17 | 10K | 10k | Resistor | |
| R28 | 10K | 10k | Resistor | |
| R20 | 150K | 150k | Resistor | |
| R22 | 150K | 150k | Resistor | |
| R23 | 150K | 150k | Resistor | |
| R24 | 150K | 150k | Resistor | |
| R25 | 150K | 150k | Resistor | |
| R27 | 150K | 150k | Resistor | |
| RLED | 1K | 1k | Resistor | |
| R16 | 1M | 1M | Resistor | |
| R18 | 2.2M | 2.2M | Resistor | |
| R5 | 22K | 22k | Resistor | |
| R8 | 22K | 22k | Resistor | |
| R11 | 22K | 22k | Resistor | |
| R14 | 22K | 22k | Resistor | |
| R19 | 4.7K | 4.7k | Resistor | |
| R2 | 470K | 470k | Resistor | |
| R21 | 470K | 470k | Resistor | |
| R26 | 56K | 56k | Resistor | |
| Capacitors 10 | ||||
| C1 | 10n | 10n | Capacitor | |
| C9 | 10n | 10n | Capacitor | |
| C7 | 10u | 10u | Polarized Capacitor | |
| C8 | 15u | 15u | Polarized Capacitor | |
| C2 | 47n | 47n | Capacitor | |
| C3 | 47n | 47n | Capacitor | |
| C4 | 47n | 47n | Capacitor | |
| C5 | 47n | 47n | Capacitor | |
| C6 | 47n | 47n | Capacitor | |
| C10 | 47n | 47n | Capacitor | |
| Diodes 2 | ||||
| D2 | 1N4148 | 1N4148 | Fast Switching Diode | |
| D1 | 5.1V | 5V1 | Zener Diode | |
| Transistors 5 | ||||
| Q5 | 2N3906 | 2N3906 | PNP Transistor | |
| Q1 | 2N5952 | 2N5952 | Matched J-FET | |
| Q2 | 2N5952 | 2N5952 | Matched J-FET | |
| Q3 | 2N5952 | 2N5952 | Matched J-FET | |
| Q4 | 2N5952 | 2N5952 | Matched J-FET | |
| ICs 6 | ||||
| IC1 | LM741P | LM741P | Op Amp | |
| IC2 | LM741P | LM741P | Op Amp | |
| IC3 | LM741P | LM741P | Op Amp | |
| IC4 | LM741P | LM741P | Op Amp | |
| IC5 | LM741P | LM741P | Op Amp | |
| IC6 | LM741P | LM741P | Op Amp | |
| Potentiometers 2 | ||||
| Range | 10K LIN | B10k | Potentiometer | |
| Speed | 500K REV LOG | C500k | Potentiometer | |
| Trimmers 1 | ||||
| Trim | 250K | 250k | Potentiometer | |
| LEDs 1 | ||||
| LED | LED | LED | Led | |
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