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Specifications
General
Frequency
Control
Frequency
Tolerance
Transmit
Receive
Operation Temperature
Antenna
Microphone
Display
Speaker
Power Source
Transmitter
Frequency Range
Frequency Stability
Power Output
Spurious Emissions
Current Drain
Receiver
Receiver Type
Frequency
Range
Sensitivity (20dB
SINAD)
Audio Output Power
Current Drain
Squelched
Max.
Audio
PLL
2.SPPM (at
25°C)
2.SPPM (at 25°C)
0°C to +55°C
Integral Antenna
Built-in
Electret type
Liquid
Crystal
Displa_y
80,
1 Watt
Rechargeable Li-ion
Battery pack 7.4V 950mAh
476.425-477.4125MHz
±3 PPM
0.5W&3W
1
µW
SOOmA
(0.SW),
1200mA
(3W)
Double Conversion Super
Heterodyne Phase
Locked Loop system
for
Local
Oscillator
476.425-477.4125MHz
-3 dBµV (emf)
O.SW@ 10%
THO
40mA
350mA
-16-
_
Troubleshooting
_
• No
power.
Check
battery. Ensure
that
the battery are installed
properly.
The
battery may
be
weak.
Charge
the supplied
battery.
• Reception is
weak.
Press
the
VOL
UP button to increase
Volume.
The
receiving
signal
may
be weak and/or out
of
range.
If this happens,
press the MONITOR
button.
• Cannot Change Channels.
To
change
channels,
press the MENU
button until
the
channel
number
flashes
on
the LCD
display.
Press
the CH UP or DOWN buttons to change channels.
Battery
may
be weak.
Keypad Lock must be
deactivated.
• Range is limited.
BATTERY
may
be
weak.
Charge the
battery
if the
Battery
Level indicator is
low.
The
maximum range
will vary
depending on terrain and
environment.
Open
fields provide the maximum
range,
while steel/
concrete
structures, heavy foliage
and use in buildings
and
in
vehicles
may
limit the range
significantly.
Wearing the radio close
to
the
body,
such
as in a pocket or
on a
belt,
will
decrease
range;
change the location of the
radio.
•
Sound Distortion problems.
If
you are
transmitting,
speak in a
normal
tone of
voice,
2 to
3
inches away from the Microphone.
If
you are
receiving,
lower
the volume to a comfortable
level.
Radios
too
close.
Radios
must be at least 5 feet
apart,
increase your
distance.
Radios too
far apart. Obstacles interfere with
transmission.
Talk
range is up to
10Km in
clear unobstructed conditions.
-17-
.r
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