GME TX4500S UHF CB with Rugged Microphone

Brand: GME Electrophone
Product Code: GME TX4500S
Price:
$539.00 $418.00

Now with the new MC553B Rugged Professional microphone, the TX4500S is a full-DIN sized radio and is ideal for installations that require this size standard. The DIN mounting kit is supplied and its compact depth design allows for easy installation in confined spaces. The combination of the front facing speaker, large LCD screen and user controls along with the advanced features such as GME's new ScanSuite™ - made possible by the use of Digital Signal Processing - make the TX4500S the radio of choice for 4WD and heavy vehicle owners.

Australian made GME radios have a 5 year warranty.

  • User adjustable full spectrum LCD backlight
  • Advanced signal management
  • Dynamic volume control
  • Voice inversion scrambler
  • Large high contrast wide angle LCD display
  • Front facing speaker
  • Rotary squelch, channel and volume controls
  • Open and group scan
  • Rear mic option
  • Memory channel quick select
  • CTCSS and DCS
  • Duplex
  • 5 digit selcall with quiet mode
  • Digital signal strength meter
  • 95 user programmable extra receive channels
  • 5 year warranty
Compliant Specification
Meets AS/NZS 4365 for radio communications equipment in the UHF citizen and personal radio service.
Frequency Range TX
476.425-477.4125 MHz
Number of Channels
80
Channel Spacing
12.5 kHz
Operation Mode
Simplex or half duplex with repeater talk around.
Scanning Speed
25 ms per channel (40 channels per second)
Antenna Impedance
50 Ohms nominal
Nominal Battery Voltage
12 V DC
Operating Voltage Range
10-15 volts DC
Battery Polarity
Negative Earth
Standard Test Voltage
13.8 volts DC
Overvoltage Protection
25 volts DC maximum. At 18 V DC the channel display flashes ‘Hi DC’ for 5 seconds on receive. The RF power is reduced and TX flashes on transmit
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
< ± 2.5 kHz at + 20 dB AF limiting.
Transmit Frequency Response
+6 dB per octave 300 Hz to 3 kHz + 1-3 dB
Demodulated Audio Signal to Noise
> 45 dB unweighted
Current Consumption
1.7 amps with 50 Ohms termination.

RECEIVER

Intermediate Frequencies
38.85 MHz, 450 kHz
Sensitivity
-122 dBm for 12 dB SINAD unweighted
Selectivity
-6 dB at + 3.5 kHz -60 dB at ± 12.5 kHz
Intermodulation Immunity
-72 dB
Blocking Immunity
-98 dB
Spurious Response Immunity
70 dB
Audio Output Power
3 W average into 4 Ohms
Audio Signal to Noise
> 45 dB unweighted
Sensitivity
-6 dB at + 3.5 kHz -60 dB at ± 12.5 kHz
Current consumption
< 175 mA muted 750 mA Full volume
Conducted Spurious Emission
< - 70 dBm

MECHANICAL SPECIFICATIONS

Dimensions
50 (H) x 171 (L) x 112 (D) mm
Weight
646 grams
Power Supply/Supply Voltage
Two core cable with bulkhead connector in rear panel.
Antenna
SO239 panel socket
External Speaker
3.5 mm mono jack
Microphone Port
6 way telephone style with rubber strain relief
  • DIN Mount Kit
  • Mounting Bracket
  • Rugged Professional Microphone
  • Microphone Clip
  • DC Lead
  • Screw Pack
  • Instruction Manual

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