Table 20: Gtr 8000 Base Radio Specifications For Iv&D Vhf (136-174 Mhz) - Motorola ASTRO 25 GTR 8000 Manual

Table 20: GTR 8000 Base Radio Specifications for IV&D VHF (136–174 MHz)
Frequency Range
Modulation
Analog Sensitivity (12 dB SINAD)
Digital Sensitivity 5% Bit Error Rate Static
(BER)
Faded Sensitivity 5% Bit Error Rate (BER)
Intermodulation Rejection
Digital Adjacent Channel Rejection
Analog Adjacent Channel Rejection (EIA603)
Analog 12.5 kHz
Analog Adjacent Channel Rejection (TIA603D)
Spurious and Image Response Rejection
Analog Audio Response
Analog Audio Distortion
Analog FM Hum and Noise
Signal Displacement Bandwidth
Intermediate Frequencies
RF Input Connector with Optional Preselector
Electronic Bandwidth
Blocking Immunity
Conducted Spurious
Bit Error Rate Floor
Receiver Specifications
136–174 MHz
C4FM, H-CPM, FM
12.5 kHz: -119 dBm
25/30 kHz: -118 dBm
C4FM: -119 dBm
H-CPM: -117 dBm
C4FM: -111 dBm
85 dB
60 dB
75 dB
Analog 12.5 kHz: 50 or 60 dB (adjustable
Analog 25 kHz: 80 dB
90 dB
95 dB with preselector
+1, -3 dB from 6 dB per octave de-emphasis;
300–3000 Hz referenced to 1000 Hz at line out-
put
3% or 5% (adjustable)
12.5 kHz: 45 dB
25 kHz: 50 dB
1 kHz
1st: 44.85 MHz
2nd: 2.16 MHz
N female
Full Bandwidth
100 dB
-57 dBm
0.01%
Chapter 1: GTR 8000 Base Radio Description
MN003286A01-E
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