
Navicom RT-420
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Special function operation
TX Time Out
The transmission will be automatically turn off after PTT key pressed over 5 consecutive minutes.
The Tx mode will be terminate and back to Rx mode. Once the PTT key is released, the TX time out
timer will be reset. PTT key will work back normally.
TX Indicator
When the radio is transmitting, the “TX” icon will be lit up
European key operation
Most of the functions in the radio are the same as the US model. These are the functions that work
differently.