AT RF1325 25 Watts VHF Duplex Transceiver Package

AT RF1325 25 Watts VHF Duplex Transceiver Package



The mobile package  with power output up to 25 W (50 W) is designed to be built in all types of caterpillar and wheel vehicles. The radio modem built in AT ZM13.1 (ZV13.1) amplifier in direct line software version features full duplex data transmission. The modem is compatible with MD13.1 and MD13.2.


Technical parameters

Frequency range 30.000 MHz to 87.975 MHz
Input impedance 50 Ω
Output impedance 50 Ω
Channel spacing 25 kHz
Number of channels 2320
Channel selection from transceiver keyboard or handset
Operating modes simplex or semiduplex telephony or data transmission 16 kbit/s
  duplex data transmission with 16 kbit/s baud rate
Voice encryption through internal digital scrambler
RF power output controllable in three steps 0.2 W decreased, 5 W nominal, 25 W(50 W) increased
Receiver sensitivity better than 0.5 μV at 12 dB SINAD
Modulation FM, max. deviation 5.6 kHz
Effectively transmitted frequencies range  
for F3 operation 300 Hz to 3400 Hz
for data 150 Hz to 9000 Hz
Interface for connection of PC RS232C
Data transmission rate in radio channel max. 16 kbit/s
Data transmission modulation GMSK bit rate 16 kbit/s
Modulation signal level for 4 kHz deviation  
in F3 mode 100 mV
in DATA mode 430 mV ± 50 mV
AF amplifier output power 1 W in loudspeaker with impedance 6 Ω
AF frequency range 300 Hz to 3 000 Hz in 6 dB range
Nominal power supply voltage  
RF1325 12 V or 27 V
RF1350 27 V
Power supply voltage range  
RF1325 10 V to 33 V
RF1350 18 V to 33 V
Current consumption  
reception max. 0.5 A
transmission 5 W max. 1.3 A
transmission 25 W max. 10 A at 12 V
  max. 5 A at 27 V
transmission 50 W max. 8 A
Continuous operation time in +50 °C  
25 W min. 2 hours
50 W min. 30 min
Operating temperature –30 °C to + 60 °C
Set dimensions including the frame W 428 mm x H 270 mm x D 290 mm
Set weight including frame max. 18.5 kg

Components

  • Duplex VHF transceiver AT RF13D
  • Power amplifier 25 W (P2P) AT ZM13.1
  • Co-site filter AF13
  • Co-site filter AF13.1
  • Frame
  • Frame
  • Frame
  • AF cable
  • AF cable
  • AF cable
  • RF cable 

AT RF1325 25 Watts VHF Duplex Transceiver Package