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11
TO TRANSMIT AND RECEIVE
The uh078sx uses the 40 UHF-CB Channels. For your reference a list of the
available channels and corresponding frequencies is printed at the end of this
manual.
1. The maximum RF transmit power of
uh078sx is
5 watts.
2. Before you transmit, listen for activity on the
selected channel.
3. When the channel is clear, press and hold the
to transmit.
TX appears on the LCD.
4. When you have finished speaking, release the
and listen for a response. TX indicator
then disappears on the LCD.
The display shows BUSY when a transmission
is being received by your radio.
Hold the radio with microphone approximately
five cms in front of your mouth with the
antenna at approximately 45* angle away from
your head. Speak in a clear, normal
conversational voice.
Press to change the transmit power
between High(5W), Middle(1W) and Low(0.5W).
HI appears when on high power. LO appears
when on low power. HI and LO disappear when
on middle power.
PTT
PTT
UHF Channels 22 and 23 are for telemetry and telecommand
applications. Transmit is inhibited on these channels.
LO
LO