MT-4E VHF & UHF Receiver & Transmitter Instruction Manual
IM08-MT-4E-TXRX-P1162
Specification Data Sheets
37
vHF and uHF RECEIvER
PERFoRManCE SPECIFICatIonS
NOTE:
380–406 MHz and 430–450 MHz Receiver specifications are not included in these VHF /
UHF receiver specifications; see the separate 380–406 MHz and 430–450 MHz receiver
specifications 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 specifications are applicable only for modules with the P25 Digital firmware upgrade.
