Enclosure not stated · 4 knobs
Timmy Overdrive
Based on the Paul Cochrane Timmy· 17 other boards clone it
- Category
- Overdrive
- Price
- $7.00
From the vendor
The Timmy Overdrive provides a classic transparent overdrive with a huge versatility thanks to the three clipping options and the dirt (bass) control.
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 31 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 9 | ||||
| R1 | 2.2M | 2.2M | 2.2M Ohm 1/4W 1% Metal Film Resistor | |
| R2 | 510k | 510k | 510K Ohm 1/4W 1% Metal Film Resistor | |
| R3 | 3.3k | 3.3k | 3.3K Ohm 1/4W 1% Metal Film Resistor | |
| R4 | 3.3k | 3.3k | 3.3K Ohm 1/4W 1% Metal Film Resistor | |
| R5 | 1.5k | 1.5k | 1.5K Ohm 1/4W 1% Metal Film Resistor | |
| R6 | 3.3k | 3.3k | 3.3K Ohm 1/4W 1% Metal Film Resistor | |
| R7 | 3.3k | 3.3k | 3.3K Ohm 1/4W 1% Metal Film Resistor | |
| R8 | 10k | 10k | 10K Ohm 1/4W 1% Metal Film Resistor | |
| R9 | 10k | 10k | 10K Ohm 1/4W 1% Metal Film Resistor | |
| Capacitors 8 | ||||
| C1 | 47n | 47n | 47Nf 100V 5% Polyester Film Box Type Capacitor | |
| C2 | 100p | 100p | 100Pf 50V Ceramic Disc Capacitor | |
| C3 | 39n | 39n | 39Nf 100V 5% Polyester Film Box Type Capacitor | |
| C4 | 1u | 1u | 1Uf 100V 5% Polyester Film Box Type Capacitor | |
| C5 | 10n | 10n | 10Nf 100V 5% Polyester Film Box Type Capacitor | |
| C6 | 1u | 1u | 1Uf 100V 5% Polyester Film Box Type Capacitor | |
| C7 | 100u | 100u | 100Uf 35V Electrolytic Capacitor 6X11Mm | |
| C8 | 47u | 47u | 47Uf 25V Electrolytic Capacitor 5X11Mm | |
| Diodes 8 | ||||
| D1 | 1N4148 | 1N4148 | 1N4148 Switching Signal Diode | |
| D2 | 1N4148 | 1N4148 | 1N4148 Switching Signal Diode | |
| D3 | 1N4148 | 1N4148 | 1N4148 Switching Signal Diode | |
| D4 | 1N4148 | 1N4148 | 1N4148 Switching Signal Diode | |
| D5 | 1N4148 | 1N4148 | 1N4148 Switching Signal Diode | |
| D6 | 1N4148 | 1N4148 | 1N4148 Switching Signal Diode | |
| D7 | 1N4148 | 1N4148 | 1N4148 Switching Signal Diode | |
| D8 | 1N4001 | 1N4001 | 1N4001 Diode 1A 50V | |
| ICs 1 | ||||
| IC1 | NJM4558 | NJM4558 | Njm4558D Ic Dual Operational Amplifier | |
| Potentiometers 4 | ||||
| Gain | 1M-B | B1M | 1M Ohm Lin Potentiometer | |
| Vol | 10k-A | A10k | 10K Ohm Log Potentiometer | |
| Tone | 50k-B | B50k | 50K Ohm Lin Potentiometer | |
| Bass | 50k-B | B50k | 50K Ohm Lin Potentiometer | |
| Switches 1 | ||||
| S1 | SPDT | SPDT | Switch Spdt On-Off-On | |
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