Please consider purchasing your openLRSng units from us! For each unit sold a royalty gets paid to the software author, Kha!
The HawkEYE openLRSngTX UHF system Tx Module is an open source transmitter module that can frequency hop between 400-460mhz and has the capability to send/receive serial telemetry back to your receiver and local computer. The module includes the 1000mW RFM23BP RF unit (actual output is 800mW) and an ATmega328 processor with Arduino Bootloader. Since the software is open source, you have direct access to the source code and can customize it to your exact needs!