User's Manual

MT-4E VHF & UHF Receiver & Transmitter Instruction Manual
IM08-MT-4E-TXRX-P1162
Specication Data Sheets
37
VHF AND UHF RECEIVER
PERFORMANCE SPECIFICATIONS
NOTE: 380–406 MHz and 430–450 MHz Receiver specications are not included in these VHF /
UHF receiver specications; see the separate 380–406 MHz and 430–450 MHz receiver
specications following.
General
Frequency Range: 136–174 MHz (VHF) /
406–430 MHz, 450–470 MHz, 470–520 MHz (UHF)
Channel Spacing: 12.5, 15, 25 and 30 kHz
Channel Selection: VHF: 2.5 kHz, 5.0 kHz and 6.25 kHz
UHF: 6.25 kHz
Number of Channels: Preset capability for 2 banks of 16 channels
Channel Switching Range: ± 2.0 MHz
Compatibility: MT-3 and MT-4 Series Radio Systems; P25 interoperable*
System Impedance: 50 Ω (Type-N connector)
Frequency Generation: Internal Synthesizer
Reference Sensitivity: ≤ -118 dBm (0.28uV) for 12 dB SINAD /
≤ -118 dBm (0.28uV) for 5% BER*
Local Oscillator Frequency Stability: ± 1.0 ppm (VHF) / ± 0.5 ppm (UHF)
Adjacent Channel Rejection (Selectivity): Class A:
≥ 45 dB; Narrow band Analog
≥ 75 dB; Wide band Analog
≥ 60 dB; Digital*
Class B:
≥ 40 dB; Narrow band Analog
≥ 70 dB; Wide band Analog
≥ 60 dB; Digital*
Intermodulation Rejection: Class A:
≥ 75 dB; Narrow band and Wide band Analog
≥ 80 dB; Digital*
Class B:
≥ 70 dB; Narrow band and Wide band Analog
≥ 70 dB; Digital*
Spurious Response Rejection: Class A:
≥ 75 dB; Narrow band Analog
≥ 85 dB; Wide band Analog
≥ 90 dB; Digital*
Class B:
≥ 70 dB; Narrow band and Wide band Analog
≥ 70 dB; Digital*
Conducted Spurious Output Power: ≤ -95 dBm
Hum and Noise Ratio: ≥ 31 dB; Narrow band Analog
≥ 37 dB; Wide band Analog
* P25 Digital specications are applicable only for modules with the P25 Digital rmware upgrade.