I like the Boss ME-50 very much. And as weird as it may sound, there is also the bass version (ME-50B) that could fit... I encourage you to try it on!
-Roland JX3P, D50, Juno 106, MKS50, JP8080, U220, MVS1, TR707
-Korg M1R/M3R, MicroKorg, Kaossilator, Monotron X3
-Yamaha DX7, TX816, Motif Rack
-DSI Mopho, EMU Proteus FX
For Sale: Roland CM64 MSE1 MDC1 MOC1 MBD1, Korg Micro X, Future Retro 777