GME GA9800 Instruction Manual page 148

ELECTRICAL
general
Compliant Specification: Meets aS/nZS 4365 for radio
Frequency Range TX: 476.425-477.400 MHz
number of Channels: 40
Channel Spacing: 25 kHz
operation Mode: Simplex or half Duplex
Scanning Speed: 50 ms per channel
antenna Impedance: 50 ohms nominal
nominal Battery Voltage: 12 Volts DC
operating Voltage Range: 10-16 Volts DC
Battery Polarity: negative Earth
Standard Test Voltage: 13.8 Volts DC
over Voltage Protection: 30 Volts DC maximum.
Reverse Voltage
Protection: Diode Crowbar
overcurrent Protection: In-line 2 amp fuse
Operating Temperature: -10°C to 60°C
Transmitter
RF Output: 5 Watts
Spurious Emission: < - 70 dBc
Frequency Error: < ± 1.5 kHz
Modulation: FM
Maximum Deviation: < ± 5 khz at + 20 dB
Transmit Frequency
Response: + 6 dB per octave
Demodulated audio
Signal to noise: > 45 dB unweighted
Current Consumption: 1.7 Amps with 50 Ohm
*Specifications are typical unless otherwise indicated and may be subject to change without notice or obligation.
T X3 2 20
SPECIFICATIONS
communications equipment
in the UHF citizen and personal
radio service.
with repeater talk around.
(20 channels per second).
at 18 Volts DC the channel
display flashes 'hi DC' for
5 seconds on receive.
The RF power is reduced
and TX flashes on transmit.
AF limiting.
300 Hz to 3 kHz + 1-3 dB.
termination.
InSTRuCTIon ManuaL
Receiver
Intermediate frequencies: 21.4 Mhz, 450 khz
Sensitivity: - 122 dBm for 12 dB
Selectivity: - 6 dB at + 7.5 kHz
Intermodulation
Immunity: -72 dB
Blocking Immunity: -98 dB
Spurious Response
Immunity: 70 dB
audio output Power: 3 Watts average into 4 ohms
audio Signal to noise: > 45 dB unweighted
Receive Frequency
Response: - 6 dB/Octave de-emphasis
Current Consumption: < 205 mA muted
Conducted Spurious
Emission: < - 70 dBm
MEChANICAL SPECIFICATIONS & CONNECTIONS
Dimensions: 29 (h) x 128 (L) x 117 (D) mm
Weight: 420 grams
12 Volt Power Supply: Two core cable with bulkhead
antenna: So239 Panel Socket
External Speaker: 3.5 mm Mono Jack
Microphone Port: 6 Way telephone style
SInaD unweighted
- 72 dB at ± 25 kHz
300 Hz to 3 kHz + 1-3 dB.
750 mA Full volume.
connector in rear panel.
with rubber strain relief.
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