User Manual

Table Of Contents
14221-1200-4000, Rev. A
14
2.2 TRANSCEIVER
2.2.1 General
Frequency Ranges
VHF Low Band (Receive Only): 30 to 50 MHz
VHF High Band: 136 to 174 MHz
UHF Bands: 380 to 520 MHz
700 MHz Band: 762 to 806 MHz
800 MHz Band: 806 to 870 MHz
Frequency Stability: ±0.5 ppm from -30 to +60° Celsius
Channel Spacing: 12.5 kHz or 25 kHz (mode dependent)
Channel Tuning Increment: 2.5 kHz, 3.125 kHz, or 12.5 kHz (band dependant)
Channel Capacity: 12,500 (1,250 per mission plan)
Mission Plans (Personalities): 10 maximum
Zones/Systems per Mission Plan: 64 maximum
Voice and Data Communications Modes: Half-Duplex
2.2.2 Transmitter
Power Ranges
VHF High Band: 5 to 50 watts
UHF Band: 5 to 50 watts
700 Band: 2 to 25 watts
800 Band: 2 to 35 watts
Frequency Modulation (FM) Limiting
Wideband Channels (25 kHz) 5 kHz
NSPAC Channels 4 kHz
Narrowband Channels (12.5 kHz) 2.5 kHz
Audio Distortion: < 1.25%
2.2.3 Receiver
Sensitivity at 12 dB SINAD: -119 dBm minimum (all bands)
Sensitivity at 5% BER (P25 Sensitivity): -119 dBm minimum (all bands)
Typical Analog Squelch Threshold: -124 dBm with 1 kHz tone at 3 kHz deviation
2.2.4 Audio
Audio Frequency Response: +1 to -3 dB from 300 to 3000 Hz (transmit and receive)
Microphone Input Sensitivity: 82 ±28 mV rms (typical)
Microphone Maximum Input Level: 2500 mV peak-to-peak
Microphone Input Impedance: 600 ohms
Microphone Connector: 17-pin Conxall-style flush-mount thumbscrew-locking
connector located on front panel of control head