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Nyström Instruments Crum Hum firmware

Nyström Instruments active Device launched 2024
synth
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Latest firmware

1.0.2
released 7 Feb 2025
Download firmware from nystrominstruments.com · needs Teensy Loader + TyUpdater
Updater
Teensy Loader + TyUpdater
Manual
User manual (PDF)

What's new in 1.0.2

LFO rate / delay time bug fixes.

Last checked 26 Oct 2026

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Nyström Instruments Crum Hum manual & official pages

How to update the Nyström Instruments Crum Hum

Download the Crum Hum firmware zip and TyUpdater from the Crum Hum page, and the Teensy Loader application from PJRC. Connect Crum Hum to your computer via USB and launch both Teensy Loader and TyUpdater. Drag the firmware file onto Teensy Loader, press Reset in TyUpdater, then in Teensy Loader choose Operation > Program and then Operation > Reboot.

What you need

Teensy Loader + TyUpdater — the software Nyström Instruments uses to load firmware onto the Nyström Instruments Crum Hum. Download links below.

Just for reference. For complete and up-to-date instructions, always refer to the manufacturer's official firmware page.

Drivers & software for the Nyström Instruments Crum Hum

The Nyström Instruments Crum Hum is updated with Teensy Loader + TyUpdater, published by Nyström Instruments.

Download Teensy Loader + TyUpdater from Nyström Instrumentsopens in a new tab — pjrc.com

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Nyström Instruments Crum Hum firmware update history

Changelogs summarised from the manufacturer's release notes.

1.0.27 Feb 2025

Release notes for this version are listed above.

Release notesopens in a new tab — nystrominstruments.com

Tracked in 1 rig on FW//RADAR.

Nyström Instruments Crum Hum firmware FAQ

What is the latest firmware for the Nyström Instruments Crum Hum?

The latest firmware for the Nyström Instruments Crum Hum is version 1.0.2, released on 7 Feb 2025. FW//RADAR last checked Nyström Instruments's official page on 26 Oct 2026.

How do I update the Nyström Instruments Crum Hum?

Download the Crum Hum firmware zip and TyUpdater from the Crum Hum page, and the Teensy Loader application from PJRC. Connect Crum Hum to your computer via USB and launch both Teensy Loader and TyUpdater. Full instructions on Nyström Instruments's official firmware page.

What software do I need to update the Nyström Instruments Crum Hum?

You need Teensy Loader + TyUpdater, available from pjrc.com.

Where can I download Nyström Instruments Crum Hum firmware and drivers?

Directly from Nyström Instruments's official firmware page — FW//RADAR links to the source and never hosts firmware files. Official firmware page →

Where can I find the Nyström Instruments Crum Hum manual?

The official Nyström Instruments user manual is a PDF hosted on nystrominstruments.com. Nyström Instruments Crum Hum user manual (PDF) →

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