UVTools2 by F4HWN

Firmware flasher and calibration manager via Web Serial API

Firmware File (.bin)

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Extract calibration data from your UV-K5 V3 or UV-K1 device.

Calibration Dump File (.dat)

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Read the RF activity history from your radio and export it as CSV.

Upload a custom 128x64 boot logo to your device. Any image format is accepted (PNG, JPG, BMP, etc.).

Image File

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Read the current boot logo from your device and download it as a PNG.