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 TM 11-5895-1847-12&P
0004 00
Table 12. Navigation Power Supply. (Continued)
Duty Cycle, Intermittent
20 minutes, 20% duty cycle
Duty Cycle, Continuous
24 hours/day, 100% duty
Table 13. DSC VHF/FM Transceiver.
Size
6.38 in. wide x 3.25 in. high x 7.25 in. deep
Weight
5.6 lbs
Nominal Input Voltage
11 -18 vdc, 13.8 vdc nominal
Frequency Range, Primary
156.025 - 157.425 mhz transmit, 156.025 - 163.275 mhz, receive
Channels
Programmable Channels
156.000 - 159.175 mhz, transmit, 156.025 - 163.774 mhz, receive
Channels
57 standard USA or ITU, 10 weather and 42 programmable channels
Type Certification
FCC, Parts 15, 80, 80K, 80S, 80T, 80U, 80.1101(c)(2),
notes CP, GM
RF Output Connector
SO-239, UHF (f)
Mating Antenna Connector
PL-259, UHF (m)
Operating Temperature
-20 degrees C to +50 degrees C, -4 degrees F to +122 degrees F
Transmitter Output Power
1 or 25 watts (selectable)
Transmitter Frequency Stability
0.0005% from -20 degrees C to +50 degrees C
Transmitter Spurious Emissions
-70db @ 25 watts, -56 db @ 1 watt
Transmitter Output Impedance
50 ohms
Transmitter Antenna Mismatch
Built in VSWR protection and fault warning display
Transmitter Modulation
FM, 5 khz maximum deviation
Transmitter Audio
Less Than 5% distortion at 3 khz deviation, +6 db per octave pre-emphasis
Transmitter Hum and Noise
-37 db
Receiver Adjacent Channel
-80 db
Rejection
Receiver Inter modulation
-80 db
Rejection
Receiver Spurious Response
-80 db
Receiver Modulation
+ or - 7.5 khz
Acceptance Bandwidth
Receiver Audio
-6 db per octave deemphasis, Less than 10% distortion at 6.5 watts
0004 00 7
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