VALETON Dapper Bass DI Preamp Stage Session Gigging Gear Multi-Effects Pedal
Valeton
MXR M81 Bass Preamp Pedal Bundle with 9V Power Supply, 2 Patch Cables and 6 Dunlop Picks
MXR
Designing Tube Preamps for Guitar and Bass
Tech 21 SansAmp Bass Driver DI (Version 2)
tech21