User's Manual

GX3000EPage 94
16 SPECIFICATIONS
Performance specifications are nominal, unless otherwise indicated, and are
subject to change without notice.
16.1 GENERAL
Channels ............................................................. All USA, International and Canadian
Input Voltage ....................................................................................... 13.8 VDC ±20%
Current Drain
Standby ........................................................................................................... 0.5 A
Receive ........................................................................................................... 1.5 A
Transmit ................................................................................... 5.5 A (Hi); 1.5 A (Lo)
Dimensions ....................................................................... 110 H x 180 W x 115 D mm
Flush-Mount Dimensions .................................................... 92 H x 165 W x 150 D mm
Weight ................................................................................................................. 1.5 kg
16.2 TRANSMITTER
Frequency Range .................................................................. 156.025 to 157.425 MHz
RF Output ......................................................................................25 W (Hi); 1 W (Lo)
Conducted Spurious Emissions ................................................. 80 dB (Hi); 60 dB (Lo)
Audio Response ............................................................. within +1/–3 of a 6 dB/octave
pre-emphasis characteristic at 300 to 3000 Hz
Audio Distortion ...................................................................................................... 5 %
Modulation ..................................................................... 16K0G3E, for DSC 16K0G2B
Frequency Stability (-20°C to +50°C) .............................................................. ±1.5 kHz
FM Hum and Noise .............................................................................................. 50 dB
16.3 RECEIVER
Frequency Range .................................................................. 156.050 to 163.275 MHz
Sensitivity
20 dB SINAD ................................................................................................. 0.3 μV
20 dB SINAD (70 CH Receiver) .................................................................... 0.3 μV
Squelch Sensitivity (Threshold) ................................................................... 0.35 μV
Modulation Acceptance Bandwidth ................................................................. ±7.5 kHz
Selectivity
Spurious and Image Rejection (TYP.) .......................................................... –80 dB
Intermodulation and Rejection at 12 dB SINAD (TYP.) ............................... –80 dB
Audio Output ........................................................................................................4.5 W
Audio Response ............................................................ within + 1/–3 of a 6 dB/octave
de-emphasis characteristic at 300 to 3000 Hz (@Receiver Audio Control: Default)
Frequency Stability (-20°C to +50°C) .............................................................. ±1.5 kHz
Channel Spacing ................................................................................................ 25 kHz
DSC Format ............................................................................................... ITU Class D
NMEA Input/Output ........................................................................ Output - DSC, DSE
Input - GLL, GGA, RMC and GNS