1.9.4 GTR 8000 Base/GPW 8000 Receiver Radio Specifications for Integrated Voice and Data VHF (136–174 MHz)
Table 1-19
GTR 8000 Base Radio Transmitter Specifications for IV&D VHF (136–174 MHz) (cont'd.)
Transmitter Specifications
12.5 kHz
45 dB
25 kHz
50 dB
Analog Audio Distortion
Less than 2% (1% typical) at 1000 Hz
Emissions Designators
8K70D1W, 8K10F1E, 8K10F7W, 8K10F1D,
8K70D7W, 16K0F3E, 9K80D7W, 11K0F3E
Adjacent Channel Power Ratio
12.5 kHz offset, 6 kHz BW:
67 dB
Intermodulation Attenuation
55 dB
*Full transmitter output power is available during battery revert.
The output power reference plane is the output connector of the power amplifier. The loss of the transmitter
output cable (PA output to back of base radio) 1% at 150 MHz. However, the base radio software allows
the transmitter output power to be set at 10% above rated value.
Table 1-20
GTR 8000 Base Radio/GPW 8000 Receiver Specifications for IV&D VHF (136–174 MHz)
Receiver Specifications
Frequency Range
136–174 MHz
Modulation (GTR 8000 Base Radio)
C4FM, H-CPM, FM
Modulation (GPW 8000 Receiver)
C4FM, FM
Analog Sensitivity (12 dB SINAD)
12.5 kHz
-119 dBm
25/30 kHz
-118 dBm
Digital Sensitivity 5% Bit Error Rate Static
(BER)
C4FM:
-119 dBm
H-CPM:
-117 dBm
Faded Sensitivity 5% Bit Error Rate (BER)
C4FM:
-111 dBm
Intermodulation Rejection
85 dB
Digital Adjacent Channel Rejection
60 dB
Analog Adjacent Channel Rejection
(EIA603) Analog 12.5 kHz
75 dB
Analog Adjacent Channel Rejection
(TIA603D)
6871022P86-A - November 2012
1-27
Summary of Contents for GTR 8000
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