Pedals that stack with the Source Audio ZIO

Boss OD-1 Overdrive

Run Boss OD-1 Overdrive into that transparent platform and it finally gets some low gain

Nobels ODR-1

Nobels ODR-1's medium gain fills in what this transparent tone doesn't make on its own

Walrus Audio Lillian Multi-Stage Analog Phaser

Walrus Audio Lillian Multi-Stage Analog Phaser's analog warmth voice goes after Source Audio ZIO in the signal chain — it's not there to compete with Source Audio ZIO's own analog warmth character

Vox Valvenergy Silk Drive

What Vox Valvenergy Silk Drive brings here leans toward smooth — that's worth building a pairing around

Alexander Pedals Now We Are Ghosts Reverb

Keep Alexander Pedals Now We Are Ghosts Reverb after Source Audio ZIO in the signal chain, clear of Source Audio ZIO's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Eventide Modulated Delay

Run Eventide Modulated Delay after Source Audio ZIO in the signal chain, clear of Source Audio ZIO's own gain stage — goes in the amp's FX loop (or last, into a clean amp)