EQ / Preamp (bass preamp / single-band sweepable EQ) · $250
The A3 Stompbox UP Bass Preamp is an analog bass preamp / single-band sweepable EQ pedal, with Input (level), Frequency (EQ center), Cut/Boost controls, made in South Korea. From $250.
| Category | EQ / Preamp (bass preamp / single-band sweepable EQ) |
| Signal | Analog |
| Controls | Input (level), Frequency (EQ center), Cut/Boost |
| Footswitches | 1 |
| I/O | Input, Output |
| Country of manufacture | South Korea |