M-VAVE FM-1 firmware

ChoralRoot

Chord instrument: one hand plays roots, the other shapes chords. by Quixotic7

ChoralRoot preview from its author
Preview by Quixotic7

About

ChoralRoot splits the keyboard into roots and chord shapes, with voicings, key and performance modes, a bass line and a looper. It is built on Felucca's engines.

Chords and harp

Compatibility

  • M-VAVE FM-1Declared by the author · latest 0.13 · needs stock V15

Member “works on my unit” reports per release come with the community layer.

Latest release upstream

ChoralRoot 0.27 · v0.27 · 26 Oct 2026 · 10 releases listed

  • choralroot-0.27-1core-app.bin · 537 KBSHA-256 df46f02815418c809724138adbc4decf1ff0a22134595e3fb12c07fec2f75b80
  • choralroot-0.27-1core.fwsc · 596 KBSHA-256 1b810633ff9a17a339d3a11a04847cbe27f575a12c482ab58f92e70e6dffe148
  • choralroot-0.27-app.bin · 540 KBSHA-256 4ec999907188ec66b893a1ac430790c8d702fcf77225344d88d522f15fee8725
  • choralroot-0.27.fwsc · 596 KBSHA-256 a09f9e19b66a91351de37c532e0d15cdc03ff9e9c82a0b152cdb66ca3fdc0326
  • LICENSE · 34 KBSHA-256 3972dc9744f6499f0f9b2dbf76696f2ae7ad8af9b23dde66d6af86c9dfb36986
  • LICENSES.zip · 15 KBSHA-256 4a8d185d42a359a0535333b255678ea10607259ffd0da9b490db9786268f8b81

Synced from the author’s repository on 29 Oct 2026. Files stay with the author; Maru does not host them.

Install and safety

Beta. The author marks this release as beta.

Install with the author’s installerTry in browser (author’s emulator)

Maru offers its own install only for open-source releases with a complete install record, after its installer has completed a full install and restore on a physical M-VAVE FM-1.

  • Put the unit on stock V15 first, and keep your own copy of the stock file from M-VAVE’s downloads so you can go back.
  • Back up your presets with the current firmware’s own export before installing.
  • Rescue: none documented for this firmware.
  • If something goes wrong, follow the recovery ladder.