Oricom PMR1290 Operating Instructions Manual page 14

Operation
The PMR1290/1295 is a Class License band. Always identify
yourself when transmitting on the same channel.
IMPORTANT: Before transmitting on a UHF channel listen to ensure
Transmitting (sending speech)
The unit is continuously in the Receive mode when the unit is
turned ON and not transmitting. When a signal is received on the
current channel, "RX" icon will be displayed on the LCD screen and
the receiver LED will light up.
a. Press and hold the PTT (push to talk) button to transmit
b. Hold the unit in a vertical position with the MIC
c. Release the PTT button when you have finished
Monitor
You can use the Monitor feature to check for weak signals on the
current channel.
a. Press and hold the UP and DOWN buttons at the same
b. Press the UP and Down buttons to stop the channel
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it is not already in use.
your voice. "TX" icon will be displayed on the LCD
Screen.
(Microphone) 5 cm away from the mouth. While holding
the PTT button, speak into the MIC (microphone) in a
normal tone of voice.
transmitting.
time. " " icon will be displayed on the LCD screen. Your
radio will pick up signals on the current channel, including
background noise.
monitoring.