Reverb Pedal For Bass. Straight from Dr Greens surgery comes the Bass Verb pedal. Specifically a high quality Reverb pedal designed for bass. The Bass Verb offers a simple but powerful way to add depth to your tone. Featuring Mix and Depth controls the Bass Verb allows the user to go from a light reverb to full on cathedral style echo.The pedal also features true bypass switching and is housed in a custom designed steel casing that will stand up to being stomped on night after night. Pedal Controls: Mix - Adjust the blend of clean and effected signal, Depth - Control the size/amount of reverb. Power Requirement 9 v (centre pin negative power supply) H x W x D (mm) 61mm (Inc Knobs) x 67mm x 130mm (Inc Sockets) Weight (kg) 0.48