Download - HARDUINO

Select your language

Download files software H-RADIO ESP32 SI473x (ATS25, ATS120, ATS200, ATS-Decoder)

Software files for various hardware configurations

SOFTWARE FOR ATS25 and ATS120 version 4.16 / 23.07.2023

Firmware H-RADIO for receivers ATS25, ATS25+, ATS25 max, ATS25X1, ATS25X2, ATS120 and ATS25 max-Decoder or homemade modifications of the receiver ATS25


SOFTWARE FOR ATS25 and ATS120 version 4.17 beta / 07.11.2023

Firmware H-RADIO for receivers ATS25, ATS25+, ATS25 max, ATS25X1, ATS25X2, ATS120 and ATS25 max-Decoder or homemade modifications of the receiver ATS25


SOFTWARE FOR ATS25, ATS120, ATS200 and ATS-Decoder version 4.2 beta / 15.04.2024



Firmware H-RADIO for receivers ATS25, ATS25+, ATS25 max, ATS25X1, ATS25X2, ATS25AMP, ATS120, ATS120D, ATS120 Pro, ATS200, ATS25 max-Decoder, ATS25 max-Decoder II, ATS-Decoder Pocket and ATS-Decoder Mega or homemade modifications of the receiver ATS25


ATTENTION! An activation key is required to unlock the firmware



>>> Old and stock firmware versions

To extend the range of received frequencies to 200 MHz, a modification of the circuit is required.
Description on our FORUM

For the CW and DIGI decoder to work, a modification of the circuit is required, except for models with a pre-installed decoder (see the description of the devices).
Description on our FORUM
Additional files and utilities

File manager A-Explorer for SPIFFS ESP32 + manual (Windows)

File manager A-Explorer for SPIFFS ESP32 (Mac OS)
User manual

Manual for installation software



User manual



Manual for activation



A tool for downloading software to a device

FLASH DOWNLOAD TOOLS + manual
USB driver

CH341SER driver (ATS25/ATS120)

CP2102 driver