REAR PANEL
1. ANTENNA.
Accepts 50 ohm coaxial cable with a type PL-259 connected.
2. POWER.
Accepts 13.8V DC power cable with built-in 10 amp fuse.
3. F.C.
This socket is for optional FREQUENCY COUNTER model FC-347, The
FC347 will indicate the transmit and receive frequency.
4. PA. SP.
Used to connect a PA speaker (8 ohm 4W) for PA operation. Before
operating PA you must first connect a PA speaker to this jack.
5. EXT SP.
Accepts 4 to 8 ohms, 5-watt external speaker to be connected. When
external speaker is connected to this jack, the built-in speaker is automatically
disconnected..
PRESS-TO-TALK MICROPHONE
The receiver and transmitter are controlled by the press-to-talk switch on the
microphone. Press the switch and the transmitter is activated, release switch to
receive. When transmitting, hold the microphone two inches from the mouth and
speak clearly in a normal “voice”. The radios come complete with low-impedance
(500 ohm) dynamic microphone. For installation instruction on other microphones,
see next section, “ALTERNATE MICROPHONES AND INSTALLATION”.
OPERATING PROCEDURE TO RECEIVE
1.
Be sure that power source, microphone and antenna are connected to the
proper connectors before going to the next step.
2.
Turn unit on by tuning
VOL
control clockwise on your transceiver.
3.
Set the
VOLUME
for a comfortable listening level.
4.
Set the
MODE
switch to the desire mode.
5.
Listen to the background noise from the speaker. Turn the
SQUELCH
control
slowly clockwise until the noise
JUST
disappears (no signal should be
present). Leave the control at this setting. The
SQUELCH
is now properly
adjusted. The receive will remain quiet until a signal is actually received. Do
not advance the control too far, or some of the weaker signals will not be heard.
6.
Set
CHANNEL
selector switch to the desired channel.
7.
Set the
RF
gain control fully clockwise for maximum
RF
gain.
OPERATING PROCEDURE TO TRANSMIT
1.
Select the desired channel of transmission.
2.
Set the
MIC GAIN
control fully clockwise.
3.
If the channel is clear, depress the push-to-talk switch on the microphone and
speak in a normal voice.
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