Supplied with:
- Mounting Cradle
- Microphone
- Microphone Clip
- DC Lead
- Screw Pack
- Instruction Manual
TX3540 remote mic 5 watt UHF CB radio
The TX3540 is the flagship of the TX3500 family, its feature set is similar to the TX3510 and TX3520. The full function LCD remote microphone provides the ability to control all the radio’s features in the palm of your hand, and is the ultimate ‘space saver’.
Features
- User adjustable full spectrum LCD backlight
- CTCSS and DCS
- Advanced signal management
- Duplex
- Dynamic volume control
- 5 digit selcall with quiet mode
- Voice inversion scrambler
- Digital signal strength meter
- Adjustable squelch
- 95 user programmable extra receive channels (403-520 MHz)
- Open and group scan
- 3 year warranty
- Rear mic option
- Memory channel quick select
Specifications
| Electrical | |
|---|---|
| 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 |
| Channel Spacing | 12.5 kHz |
| Operation Mode | Simplex or half Duplex with repeater talk around. |
| Scanning Speed | 50 ms per channel (20 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 |
| Standard Test Voltage | 13.8 volts DC |
| Overvoltage Protection | 30 volts DC maximum. 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. |
| 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 |
| 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 watts average into 4 Ohms |
| Audio Signal to Noise | > 45 dB unweighted |
| Receive Frequency Response | ‑ 6 dB/Octave de‑emphasis 300 Hz to 3 kHz + 1-3 dB. |
| Current Consumption | < 175 mA muted 750 mA Full volume. |
| Conducted Spurious Emission | < - 70 dBm |
| Mechanical Specifications & Connections | |
| Dimensions | 29 (H) x 128 (L) x 117 (D) mm |
| Weight | 450 grams |
| 12 Volt Power Supply | 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. |