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General
Channels: 40
CB Frequency Range: 26.965 to 27.405 MHz
Weather Frequency Range: 162.400MHz (WX CH1)
162.425MHz (WX CH2)
162.450MHz (WX CH3)
162.475MHz (WX CH4)
162.500MHz (WX CH5)
162.525MHz (WX CH6)
162.550MHz (WX CH7)
Frequency Control: Phase Locked Loop (PLL) synthesizer
Frequency Tolerance: ±0.002%
Operating Temperature: -30˚C to +60˚C (CB)
-10˚C to +60˚C (WX)
-10˚C to +60˚C (DSC on)
Microphone: Plug-in type; 600 ohms dynamic
Input Voltage: 13.8 VDC nominal (positive or negative ground)
Current Drain: TX: AM full modulation, 2.2 A (max.)
RX: Squelched, 0.4 A; with maximum audio output,
1.2A (nominal)
Size: 7-9/32” W x 8-57/64” D x 2-13/64” H
Weight: 4 lbs. 3 oz. with microphone
Antenna Connector: UHF, SQ-239
Meter: Illuminated; indicates relative power output and received
signal strength SWR.
Transmitter
Power Output: 4 watts
Modulation: High- and low-level, Class B amplitude modulation
Frequency Response: 300 to 3000 Hz
Output Impedance: 50 ohm, unbalanced
Receiver
Sensitivity: Less than 1 µV for 10 dB, (S+N)/N
Selectivity: 6 dB @ 7 kHz, 60 dB; @10 kHz
Image Rejection: 80 dB typical
Adjacent-Ch. Rejection: 60 dB typical
IF Frequencies: Double Conversion: 1st: 10,695 MHz; 2nd: 455 kHz
Automatic Gain Control (AGC): Less than 10 dB change in audio output for inputs from
10 to 50,000 µV
RF Gain Control: Adjustable for optimum signal reception
Delta Tune Range: ±1.5 kHz, continuously adjustable
Noise Blanker: RF type
Squelch: Adjustable; threshold less than 1 µV
Audio Output Power: 4 watts
Frequency Response: 300 to 3000 Hz
Distortion: Less than 7% at 3 watts, 1000 Hz
Internal Speaker: 16 ohms, round
External Speaker: 8 ohms, disables internal speaker when connected
(not supplied)
PA System
Power Output: 4 watts into external speaker
External Speaker for PA
speaker: 8 ohms when CB/PA switch is in PA. The PA
(not supplied) also monitors the receiver; separate jack provided.
Specifications shown are typical and subject to change without notification.
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Specifications
UC343FH 10/23/03 2:32 PM Page 12