Overdrive (Lo-fi JFET/transistor gain (overdrive to fuzz/distortion)) · $225
The Concrete Sound Lab Slab is an analog lo-fi JFET/transistor gain (overdrive to fuzz/distortion) pedal based on the JFET preamp (James tone stack) into silicon bi-polar transistor output stage; all-transistor, with Gain, pre-gain tone stack (frequency shaping), post-gain tone (passive low-pass) controls, made in USA. From $225.
| Category | Overdrive (Lo-fi JFET/transistor gain (overdrive to fuzz/distortion)) |
| Circuit / based on | JFET preamp (James tone stack) into silicon bi-polar transistor output stage; all-transistor |
| Signal | Analog |
| Controls | Gain, pre-gain tone stack (frequency shaping), post-gain tone (passive low-pass) |
| Footswitches | 2 |
| I/O | Mono in, mono out |
| Power | 9V center-negative |
| Country of manufacture | USA |
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