EQ / Preamp (Bass clean preamp / booster with EQ) · $259.99
The Darkglass Electronics Harmonic Booster is an analog bass clean preamp / booster with EQ pedal based on the clean harmonic booster, with Boost (-20 to +20dB), Bass (+/-20dB 80Hz), Mid Gain (+/-20dB), Mid Freq (250Hz-2.5kHz), Treble (+/-20dB 5kHz), Character controls, made in Finland. From $259.99.
| Category | EQ / Preamp (Bass clean preamp / booster with EQ) |
| Circuit / based on | clean harmonic booster |
| Signal | Analog |
| Controls | Boost (-20 to +20dB), Bass (+/-20dB 80Hz), Mid Gain (+/-20dB), Mid Freq (250Hz-2.5kHz), Treble (+/-20dB 5kHz), Character |
| Footswitches | 1 |
| I/O | 1/4" mono in; 1/4" out |
| Power | 9V DC |
| Power draw | 30 mA |
| Dimensions | 75 x 111 x 43 mm |
| Weight | 250 g |
| Country of manufacture | Finland |