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5.6 Channel (MR) Mode and Channel Selection
There are two modes of operation: Frequency (VFO) mode, and Channel or Memory (MR) mode.
For everyday use, Channel (MR) mode is going to be a whole lot more practical than Frequency (VFO) mode. However,
Frequency (VFO) mode is very handy for experimentation out in the field. Frequency (VFO) mode is also used for
programming channels into memory.
In Channel (MR) mode you can navigate up and down the channel by using the or keys or the encoder.
Ultimately which mode you end up using will depend entirely on your use case.
Press and hold
key to switch the radio between VFO and Channel mode, select Channel mode.
• Operation 1: Press the or navigation key to select the channel.
• Operation 2: Input the channel numbers by the keyboard. For example, if you want to switch to channel 12, input [0][1][2]
a total of 3 digits, and it will switch to channel 12.
When the voice prompt function is enabled, the corresponding channel will be broadcast by voice.
5.7 Making a call
NOTE: Press the
key to switch the main channel to the other channel if there are 2 channels shown on the display. In
standby mode, press and hold the
• Channel mode call: After selecting a channel, hold down the [PTT] key to initiate a call to the current channel. Speak into
the microphone with normal tone. Making a call, the red LED is on.
• Frequency mode call: Press and hold the
allowable frequency range, and press and hold the [PTT] key to transmit on the current frequency. Speak into the
microphone with normal tone. Making a call, the red LED is on.
• Receive a call: When you release the [PTT] key, you can answer it without any action.
When receiving a call, the green LED is on.
NOTE: To ensure the best reception volume, keep the distance between the microphone and the mouth at the time of
transmission from 2.5 cm to 5 cm.
key to switch between frequency (VFO) mode and channel (MR) mode.
key to switch to the frequency mode, input the working frequency within the
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