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MFB Tanzbär: MIDI CC, NRPN and OSC map

The MFB Tanzbär as named OSC addresses — 45 CC — ready to use from Claude (MCP), SuperCollider, Sonic Pi, TouchDesigner or any OSC app via osc-bridge.

Device MFB Tanzbär
Vendor MFB
OSC prefix /tanzb_r
Source 🎛️ Derived from an Electra One community preset
Revision per Electra preset
Upstream electra-preset
Driver file devices/mfb/tanzb_r.json

Not tested on the device yet

This driver comes from documentation or community data and has not been checked on real hardware. If you own one, a quick test and a pull request promoting it helps everyone — see CONTRIBUTING.

How do you control it?

Find the MIDI ports, then start the bridge with this driver:

osc-bridge detect        # prints the ready-to-run line for what is plugged in
osc-bridge run --device devices/mfb/tanzb_r.json --out-port <N> --in-port <M>

Then send OSC to 127.0.0.1:7777, for example:

osc-bridge osc-send /tanzb_r/attack 63

From Claude or any MCP client, the osc-bridge mcp server exposes this driver as tanzb_r: ask “what can the MFB Tanzbär do?” and it reads this map with list_routes. See the MCP guide.

MIDI CC and NRPN parameters (45)

OSC address CC NRPN (MSB/LSB) Range Nature Section
/tanzb_r/attack 2 0–127 continuous
/tanzb_r/decay 64 0–127 continuous
/tanzb_r/pitch 65 0–127 continuous
/tanzb_r/tune 3 0–127 continuous
/tanzb_r/noise 4 0–127 continuous
/tanzb_r/filter 5 0–127 continuous
/tanzb_r/distortion 6 0–127 continuous
/tanzb_r/trigger 66 0–127 continuous
/tanzb_r/decay 8 0–127 continuous
/tanzb_r/tune 9 0–127 continuous
/tanzb_r/tone 10 0–127 continuous
/tanzb_r/tune 11 0–127 continuous
/tanzb_r/d_tune 12 0–127 continuous
/tanzb_r/snappy 13 0–127 continuous
/tanzb_r/decay 67 0–127 continuous
/tanzb_r/tone 14 0–127 continuous
/tanzb_r/tone_decay 68 0–127 continuous
/tanzb_r/pitch 69 0–127 continuous
/tanzb_r/attack 76 0–127 continuous
/tanzb_r/decay 75 0–127 continuous
/tanzb_r/filer 18 0–127 continuous
/tanzb_r/trigger 77 0–127 continuous
/tanzb_r/rimshot_tune 88 0–127 continuous
/tanzb_r/hihat_decay 74 0–127 continuous
/tanzb_r/hihat_tune 73 0–127 continuous
/tanzb_r/open_hat_decay 72 0–127 continuous
/tanzb_r/cymbal_decay 70 0–127 continuous
/tanzb_r/cymbal_tone 15 0–127 continuous
/tanzb_r/cymbal_tune 71 0–127 continuous
/tanzb_r/tune 19 0–127 continuous
/tanzb_r/decay 20 0–127 continuous
/tanzb_r/noise_on_off 100 0–127 continuous
/tanzb_r/tom_conga 79 0–127 continuous
/tanzb_r/noise 84 0–127 continuous
/tanzb_r/tune 21 0–127 continuous
/tanzb_r/decay 22 0–127 continuous
/tanzb_r/noise_on_off 80 0–127 continuous
/tanzb_r/tom_conga 81 0–127 continuous
/tanzb_r/tune 23 0–127 continuous
/tanzb_r/decay 24 0–127 continuous
/tanzb_r/noise_on_off 82 0–127 continuous
/tanzb_r/tom_conga 83 0–127 continuous
/tanzb_r/tune 85 0–127 continuous
/tanzb_r/decay 86 0–127 continuous
/tanzb_r/decay 87 0–127 continuous

Performance MIDI

Notes, pitch bend and any CC are also available: /tanzb_r/note/on <note> <velocity>, /tanzb_r/cc/<number> <value>, /tanzb_r/pitchbend <0-16383>, /tanzb_r/program_change <n>.

Limitations

Imported from an Electra One community preset. The mapping reflects the preset author's editorial choices: parameter naming, ranges, and which params are exposed. Untested on hardware in this repo.