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Base pedal: Runoffgroove UBE Screamer
Based on the Runoffgroove UBE Screamer, an original design using CMOS hex-inverter gain stages to approximate the tonal character of the Tube Screamer. Includes switchable clipping modes and feedback resistor options for different pickup types.
Component Name | Type | Default Part | Qty |
|---|---|---|---|
| 330R | RESISTOR | MFR-25-330R | 1 |
| 4K7 | RESISTOR | 1 | |
| 10K | RESISTOR | 2 | |
| 100K | RESISTOR | 5 | |
| 150K | RESISTOR | 1 | |
| 220K | RESISTOR | 1 | |
| 330K | RESISTOR | 1 | |
| 470K | RESISTOR | 2 | |
| 680K | RESISTOR | MFR-25-680K | 1 |
| 1M | RESISTOR | 1 | |
| 2M2 | RESISTOR | 1 | |
| 150p MLCC | CAPACITOR | MLCC-150P-5MM | 1 |
| 1n5 Film | CAPACITOR | 1 | |
| 2n2 Film | CAPACITOR | 1 | |
| 10n Film | CAPACITOR | 1 | |
| 100n Film | CAPACITOR | 4 | |
| 100n MLCC | CAPACITOR | 2 | |
| 470n Film | CAPACITOR | 1 | |
| 220u Electrolytic | CAPACITOR | ELECTRO-16V-220U | 1 |
| CD4049UBE | IC | CD4049UBE | 1 |
| 1N5817 | DIODE | 1N5817 | 1 |
| 1N914 | DIODE | 1N914 | 6 |
| 5mm Red | LED | 1 | |
| A100K 16mm | POTENTIOMETER | 1 | |
| B500K 16mm | POTENTIOMETER | 2 | |
| 3PDT Stomp | SWITCH | 1 | |
| SPDT ON/OFF/ON | SWITCH | 1 | |
| SPDT ON/ON | SWITCH | 1 | |
| DIP-16 Socket | SOCKET | SOCKET-DIP-16 | 1 |
| 125B | ENCLOSURE | 1 | |
| Jack 1/4" TR | JACK | 1 | |
| Jack 1/4" TRS | JACK | 1 | |
| Jack 2.1mm DC | JACK | 1 |