I got Claude to write a firmware update to the Deity PR-2 Timecode Audio Recorder to allow it to do live monitoring while recording, to circumvent that annoying US-based patent issue.

Technical/Equipment Help and Information

I figured I should share it with others, so here you go.

I am honestly still surprised I got this to work, but Claude was able to figure out how to get the functionality of this device to work as if it was a global version, and not the US-based version that mutes the 3.5mm out when you're recording.

Take this .bin file and put it in the root of your PR-2's SD Card, and then go to the Menu > System > Upgrade > TF Card. It thinks it's an official Diety firmware upgrade, and just installs it.

It's your device, so there's no legal issue with you modding it however you would like to, and it doesn't subject Deity to any civil exposure, because they're not the ones who sold it to you like this.

Obviously, I'm not responsible if this bricks your recorder or anything, but I did this mod to three of my recorders, and it didn't brick any of them. It worked with all three.

Posted Jul 9, 2026, 7:44 PM UTC

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