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5-4 Maintenance
5.3.2 Receiver
Channels All available US, International, Canadian VHF
Marine Band
Frequency Range 156.025 to 163.275 MHz in 25 kHz increments
Frequency Stability +/- 10 PPM (+/- 0.001%) from -20 °C to +50 °C
Usable Sensitivity 0.23µV @ 12dB SINAD
Threshold 1.0µ full squelch
Adjacent Channel Rejection
70dB
Spurious Image Rejection
70dB
Intermodulation Rejection
70dB
Audio Output 2 Watts or more at 10% or less distortion into 4
Ohm load (internal)
Hum & Noise in Audio
Less than -40dB
5.3.3 Operating Requirement
Input Voltage 13.6 VDC +/- 15% (11.6 to 15.6 VDC)
Current Required Typical 6 amp at 25 Watts
Transmit Typical 2 amp at 1 Watt
Operating Temperature -20 °C to +50 °C
Duty Cycle Continuous, 80% receive, 20% transmit
(max 10 min, @25 °C)
Humidity 100% at 50 °C for 8 hours
5.3.4 Radio Dimensions
Base Station Transceiver
Height 3.15 inches (80 mm)
Width 7.68 inches (195 mm)
Depth 6.70 inches (170 mm)
Weight Approx. 2.2 lbs (1.0 kg)
Fist Microphone
Height 3.54 inches (90 mm)
Width 2.28 inches (53 mm)
Depth 1.65 inches (42 mm)
Weight Approx. 0.30 lbs (138 g)