| Canada | Used it once or twice but never really put on my pedal board. Great comp... | $219.44 | |
| Canada | Gently used Source Audio C4 synth pedal. Some cosmetic blemishes but ful... | $201.27 | |
| EU | Effect pedal for guitar or bassModular synthesizerFree editor software "... | $264.47 | |
| EU | Selling my Source Audio C4 Synth pedal, a versatile and powerful unit th... | $306.27 | |
| UK | Excellent as new condition, never gigged.
![Source Audio C4 Synth](http... | $279.63 | |
| UK | I bought this a few months ago - it's a truely amazing modular synth ped... | $259.34 | |
| UK | In Excellent condition and full working order. Usual pedalboard tape mar... | $231.60 | |
| USA | Source Audio C4 Synth Pedal for guitar and bass features was inspired by... | $199.00 | |
| USA | Selling my Source Audio C4 Synth Engine, she’s super diverse, customizab... | $180.00 | |
| USA | Source Audio C4 Synth Guitar/Bass synth pedal. 2020s. Mint condition. Be... | $200.00 | |