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Eventide 114 Dense Room: MIDI CC, NRPN and OSC map

The Eventide 114 Dense Room as named OSC addresses — 38 NRPN — ready to use from Claude (MCP), SuperCollider, Sonic Pi, TouchDesigner or any OSC app via osc-bridge.

Device Eventide 114 Dense Room
Vendor Eventide
OSC prefix /114_dense_room
Source 🎛️ Derived from an Electra One community preset
Revision per Electra preset
Upstream electra-preset
Driver file devices/eventide/114_dense_room.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/eventide/114_dense_room.json --out-port <N> --in-port <M>

Then send OSC to 127.0.0.1:7777, for example:

osc-bridge osc-send /114_dense_room/pre_delay 250

From Claude or any MCP client, the osc-bridge mcp server exposes this driver as 114_dense_room: ask “what can the Eventide 114 Dense Room do?” and it reads this map with list_routes. See the MCP guide.

MIDI CC and NRPN parameters (38)

OSC address CC NRPN (MSB/LSB) Range Nature Section
/114_dense_room/pre_delay 0 / 0 0–500 continuous
/114_dense_room/diffusion 0 / 7 0–100 continuous
/114_dense_room/size 0 / 3 0–1000 continuous
/114_dense_room/reverb_time 0 / 1 1–69 continuous
/114_dense_room/early_mix 0 / 6 0–100 continuous
/114_dense_room/high_cut 0 / 2 0–100 continuous
/114_dense_room/pan 0 / 5 0–19 discrete
/114_dense_room/position 0 / 4 0–23 discrete
/114_dense_room/mix 0 / 8 0–100 continuous
/114_dense_room/1 0 / 13 0–5000 continuous
/114_dense_room/2 0 / 14 0–5000 continuous
/114_dense_room/3 0 / 15 0–5000 continuous
/114_dense_room/4 0 / 16 0–5000 continuous
/114_dense_room/5 0 / 17 0–5000 continuous
/114_dense_room/6 0 / 18 0–5000 continuous
/114_dense_room/1 0 / 19 0–5000 continuous
/114_dense_room/2 0 / 20 0–5000 continuous
/114_dense_room/3 0 / 21 0–5000 continuous
/114_dense_room/1 0 / 22 0–100 continuous
/114_dense_room/2 0 / 23 0–100 continuous
/114_dense_room/3 0 / 24 0–100 continuous
/114_dense_room/1 0 / 25 0–19 discrete
/114_dense_room/2 0 / 26 0–19 discrete
/114_dense_room/3 0 / 27 0–19 discrete
/114_dense_room/4 0 / 28 0–19 discrete
/114_dense_room/5 0 / 29 0–19 discrete
/114_dense_room/6 0 / 30 0–19 discrete
/114_dense_room/1 0 / 31 -100–100 continuous
/114_dense_room/2 0 / 32 -100–100 continuous
/114_dense_room/3 0 / 33 -100–100 continuous
/114_dense_room/4 0 / 34 -100–100 continuous
/114_dense_room/5 0 / 35 -100–100 continuous
/114_dense_room/6 0 / 36 -100–100 continuous
/114_dense_room/bank 64 / 5 0–127 continuous
/114_dense_room/left_in 0 / 9 -48–48 continuous
/114_dense_room/right_in 0 / 10 -48–48 continuous
/114_dense_room/left_out 0 / 11 -48–48 continuous
/114_dense_room/right_out 0 / 12 -48–48 continuous

Performance MIDI

Notes, pitch bend and any CC are also available: /114_dense_room/note/on <note> <velocity>, /114_dense_room/cc/<number> <value>, /114_dense_room/pitchbend <0-16383>, /114_dense_room/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.