Description
Brand New
UHF radio powered by digital signal processing for Pure Sound
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.
Features
- 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
Specifications
| GENERAL | |
| 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 UHF CB |
| 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 volts DC |
| Operating Voltage Range | 10-16 volts DC |
| Battery Polarity | Negative Earth |
| 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 |
| Overcurrent Protection | In-line 2A Fuse |
| Standard Test Voltage | 13.8 volts DC |
| Reverse Voltage Protection | Diode Crowbar |
| Operating Temperature | -10°C to 60°C |
| TRANSMITTER | |
| RF Output | 5.0 watts max. |
| Maximum Deviation | <± 2.5 kHz at + 20 dB limiting |
| Spurious Emission | < - 70 dBc |
| Transmit Frequency Response | +6 dB per octave 300 Hz to 3 kHz + 1-3 dB. |
| Frequency Error | < ± 1.5 kHz |
| Modulation | FM |
| 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 Signal to Noise | >45 dB |
| Audio Output Power | 3 watts average into 4 Ohms |
| 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 |
| Antenna | SO239 panel socket |
| Power Supply/Supply Voltage | Two core cable with bulkhead connector in rear panel. |
| External Speaker | 3.5 mm mono jack |
| Microphone Port | 6 Way telephone style with rubber strain relief |
In the Box:
- DIN Mount Kit
- Rugged Professional Microphone
- Microphone Clip
- DC Lead
- Screw Pack
- Instruction Manual
(TX4500S)
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