Uniden PC122AM/SSB Boating Equipment User Manual


 
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If you determine that service is necessary, contact your local dealer or pack the unit in
its original carton. Send it along with a brief, concise description of the problem, your
name, address, phone number, and a copy of the original purchase receipt to the
address listed in the warranty.
SERVICING YOUR CB
Technical information, diagrams and charts will be provided upon request. It is the
user's responsibility to see that this radio is operating at all times in accordance with
. the D.O.C. Citizens Radio Service regulations.Wehighly recommend that you consult
a qualified radiotelephone technician for service and alignment of this radio. When
ordering parts, it is important to specify the correct model number and serial number
of this radio.
Please refer to the WARNING information on the first page of this manual.
SPECIFICA TIONS
GENERAL
Channels
Frequency Range
Frequency Control
: 40 AM, 40 use, 40 LSB
: 26.965 to 27.405 MHz
: Phase Lock Loop (PLU
synthesizer
Frequency Tolerance: 0.005%
Operating Temp. : -30°C to +50oc
Microphone : Plug in type; dynamic
Input Voltage: 13.8 VDC nom. (+ or -
ground)
: TX: AM full mod., 2.2 A,
SSB 12 watts PEP out-
put, 2 A
RX: AM & SSBwith max
audio output 0.6 A
Size : 6"W x 7%"D x 2"H
Weight : 2 lb. 10 oz.
Antenna Connector: UHF, SO-239
Semiconductors: 41 transistors, 7 IC, 49
diodes
: Indicates relative power
output and receive signal
strength
Current Drain
LED Meter
TRANSMITTER
Power Output
: AM 4 watts, SSB 12
watts P.E.P.
: ClassB amplitude
modulation
Modulation
Intermodulation
Distortion
: SSB:3rd and 5th order,
better than - 25dB, 7th
and 9th order better than
-35dB
SSB Carrier
Suppression
: Better than -55dB
\.
Unwanted Sideband: Better than - 5OdB
Freq. Response: 300 - 3000 Hz
Output Impedance: 50 ohms, unbalanced
SSBFilter : 10.695 MHz, 8 pole
monolithic type
6dB @
4.2KHz, 6OdB@7.0KHz
RECEIVER
Sensitivity
: SSB: Better than .25/JV
for 1OdB;(S +
N)/N @
greater than 1/2 watt of
audio output, AM; Bet-
ter than .5 /JV for 10 dB;
(S + N)/N @ greater than
1/2 watt of audio output
: SSB and AM; 6dB @ 4.2
KHz,6OdB@7.0KHz
: More than SOdB
: Morethan 75dB
: AM and SSB; 10.695
MHz
: (AGC): less than 1OdB
change in audio output
for inputs from 10 to
500,000 microvolts
: Adjustable; threshold less
than .5 /JV
Clarifier : t1.5KHz
Audio Output Power:3 watts into 8 ohms
Freq. Response: 350 to 2500 Hz
Distortion : Less than 10% at 3 watts
output
: 16 ohms, round
: (not supplied) 8 ohms
: 3 watts in external 8 ohm
speaker
Selectivity
Cross Modulation
Image Rejection
I.F. Frequency
Automatic Gain
Control
Squelch
Internal Speaker
External Speaker
PA System
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