Pedals that stack with the Source Audio ZIO Analog Bass Preamp/DI

Boss BD-2 Blues Driver

Boss BD-2 Blues Driver's own dynamic character is the real reason this is worth trying

Catalinbread Giygas

Catalinbread Giygas's own octave character is the real reason this is worth trying

Pigtronix Philosopher King

Pigtronix Philosopher King leans toward compressed, and that's a real, usable character to pair with

Caroline Guitar Company Somersault

Caroline Guitar Company Somersault's modulated voice goes after Source Audio ZIO Analog Bass Preamp/DI in the signal chain — it's not there to compete with Source Audio ZIO Analog Bass Preamp/DI's own analog warmth character

Walrus Audio Fable

Run Walrus Audio Fable after Source Audio ZIO Analog Bass Preamp/DI in the signal chain, clear of Source Audio ZIO Analog Bass Preamp/DI's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Alexander Pedals Radical Delay

Keep Source Audio ZIO Analog Bass Preamp/DI's analog warmth voice out front: Alexander Pedals Radical Delay goes after Source Audio ZIO Analog Bass Preamp/DI in the signal chain so its pristine voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)