Boost (JFET Clean Boost)
The Tone City All Spark is an analog jFET Clean Boost pedal based on the Class-A JFET boost, with Volume controls, made in China.
| Category | Boost (JFET Clean Boost) |
| Circuit / based on | Class-A JFET boost |
| Signal | Analog |
| Controls | Volume |
| Switches | Bright switch, Fat switch |
| Footswitches | 1 |
| Bypass | true bypass |
| True bypass | Yes |
| I/O | mono in / mono out |
| Power | 9V DC |
| Power draw | 3 mA |
| Enclosure | mini |
| Dimensions | 9.4 x 4.5 x 4.8 cm |
| Weight | 0.26 kg |
| Country of manufacture | China |