SPECIFICATIONS*
ENVIRONMENTAL
Temperature Range: -10°C to +60°C
ELECTRICAL
General
Compliant Specification: AS/NZS 4365
Frequency Range: 476.425 – 477.4125 MHz
Number of Channels: 80 UHF CB
Channel Spacing: 12.5 kHz
Operation Mode: Simplex channels 1 – 80
Semi Duplex channels 1 – 8
41 – 48.
Scanning Speed: 20 channels per second
Antenna Impedance: 50 Ohms nominal
Operating Voltage Range: 10 – 15 volts DC
Nominal Battery Voltage: 13.8 volts DC
Over Voltage Protection: 25 volts DC max. At 18 volts DC
the RF power is reduced, and
the words ‘Hi DC’ flash.
Over Current Protection: In-line 2A Fuse
Reverse Polarity Protection: Shunt Diode
Frequency Stability: ±2.5 PPM
SelCall Tone Length: 40 ms
Transmitter
RF Output: 5.0 watts max.
Modulation: FM
Maximum Deviation: < ± 2.5 kHz at + 20 dB limiting
Spurious Emissions: < -70 dBc
Transmit Frequency
Response: +6 dB per octave
300 Hz to 3 kHz + 1-3 dB.
Audio Signal to Noise: > 45 dB
Current Consumption: 1.5 amps with 50 Ohms
termination
Receiver
Circuit Type: Double conversion
Superheterodyne.
Intermediate Frequencies: 1st – 21.54 MHz
2nd – 450 kHz.
Current Consumption: < 180 mA muted
600 mA @ max. A.F Output.
Sensitivity: -123 dBm for 12 dB SINAD
unweighted.
Selectivity: -6 dB at + 3.5 kHz
-60 dB at ± 12.5 kHz.
Intermodulation Immunity: 73 dB
Blocking Immunity: 100 dB
Spurious Response
Immunity: 70 dB
Audio Power: 3 watts average into 4 Ohms
Audio Signal to Noise: > 45 dB
Receive Frequency
Response: -6 dB/Octave de-emphasis
300 Hz to 3 kHz + 1 – 3 dB.
Conducted Spurious
Emission: < -57 dBm
MECHANICAL
Dimensions: 102 (W) x 87 (D) x 23 (H) mm
Weight: 158 grams
Shock and Vibration: MIL STD 810 method
*Specifications are typical unless otherwise indicated and may be subject to change without notice or obligation.
PAGE 26 INSTRUCTION MANUAL TX3350
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