CTP Systems CTPhone 1900, Applications Manual

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DOC00101-01 6-3
CTPhone 1900 System Specifications
Base Station Power Supply (Local Power Option Only)
Average transmission power: 40 milliwatts
Access method: FDMA/TDMA/TDD
Channels: 8 duplex, 1 control
Frequency: 1920–1930 MHz
Modulation technique:
π
/4 differential (QPSK)
Gross Bit Rate: 384 Kbs (QPSK)
Max. distance from Controller:
Line power:
Local power:
244 meters (800 feet), 24 AWG
381 meters (1250 feet), 22 AWG
838 meters (2750 feet), 24 AWG
1000 meters (3280 feet), 22 AWG
Cabling: Two twisted pair
Antennas: 4
Antenna gain: 4 dBi maximum, 3 dBi typical
Power consumption: 13.5 watts line power
Other characteristics: Line powered, local power option, voice
encryption
Size (L x W x H): 12.7 cm x 7.62 cm x 5.715 cm
(5” x 3” x 2.25”)
Weight (without cable): 15.5 ounces (0.439 kg)
Style: Desktop
Cable: IEC 320, American three-prong
Input power: 115/230 V AC
0.6/0.3 A 50/60 Hz
Output power: 5.2 V DC@ 2.5 A Max 20 W
Operating temperature: 10
°
to 40
°
C
Storage temperature: 0
°
to 50
°
C