SansAmp JACO Device: Zoom B1 Four Firmware: 2.00 Name on device: SA JACO Optimized for: Guitar Amp Effects chain: Patch comments: Tried to copy SansAmp Bass Driver DI sample JACO settings as close as possible. Add dynamics and/or other effects, amps and cabinets of your preference. Spoiler: Patch settings Effect: "Bass DRV" (Overdrive / Distortion), active - "yes" "Bass" = 50"Treble" = 10"PRSNC" = 75"Blend" = 90"Gain" = 50"VOL" = 20"MID-F" = 500Hz"MID" = 95 Patch Volume: 100 DSP Load: 15% Note: This is a patch file, you will need to download and install the ToneLib-Zoom software to use the patch.