EQ / Preamp (Tube bass preamp (Ampeg B-15 based)) · $918
The Tsomokos Audio B-15 Bass Pre Amp is an analog tube bass preamp (Ampeg B-15 based) pedal based on the Ampeg B-15, with Bass, Treble, Master Out (gain) controls, made in Greece. From $918.
| Category | EQ / Preamp (Tube bass preamp (Ampeg B-15 based)) |
| Circuit / based on | Ampeg B-15 |
| Signal | Analog |
| Controls | Bass, Treble, Master Out (gain) |
| Switches | Mains voltage selector (110/120/220/240V AC) |
| Power | 110/120/220/240V AC (mains) |
| Enclosure | Hammond 1590D |
| Country of manufacture | Greece |