TX3540 DSP Compact UHF with LCD Mic

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TX3540 DSP Compact UHF with LCD Mic TX3540 DSP Compact UHF with LCD Mic TX3540 DSP Compact UHF with LCD Mic
TX3540 TX3540 DSP Compact UHF with LCD Mic TX3540 DSP Compact UHF with LCD Mic TX3540 DSP Compact UHF with LCD Mic

TX3540 DSP Compact UHF with LCD Mic

  

UHF radio powered by digital signal processing for Pure Sound

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'.

DISCONTINUED

Product Details

  • User adjustable full spectrum LCD backlight
  • Advanced signal management
  • Dynamic volume control
  • Voice inversion scrambler
  • Adjustable squelch
  • 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 (403-520 MHz)
  • 3 year warranty

In the Box:

  • Mounting Cradle
  • Microphone
  • Microphone Clip
  • DC Lead
  • Screw Pack
  • Instruction Manual

Product 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
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
N egative 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 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 Ohm 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 watts average into 4 Ohms
Audio Signal to Noise
> 45 dB unweighted
IF Frequencies
< 175 mA muted 750 mA Full volume
Conducted Spurious Emission
<70 dBm

MECHANICAL SPECIFICATIONS

Dimensions
29 (H) x 128 (L) x 117 (D) mm
Weight
450 grams
Antenna
SO239 panel socket
External Speaker
3.5 mm mono jack
Microphone Port
6 Way telephone style with rubber strain relief

Product Details

  • User adjustable full spectrum LCD backlight
  • Advanced signal management
  • Dynamic volume control
  • Voice inversion scrambler
  • Adjustable squelch
  • 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 (403-520 MHz)
  • 3 year warranty

In the Box:

  • Mounting Cradle
  • Microphone
  • Microphone Clip
  • DC Lead
  • Screw Pack
  • Instruction Manual

Product 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
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
N egative 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 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 Ohm 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 watts average into 4 Ohms
Audio Signal to Noise
> 45 dB unweighted
IF Frequencies
< 175 mA muted 750 mA Full volume
Conducted Spurious Emission
<70 dBm

MECHANICAL SPECIFICATIONS

Dimensions
29 (H) x 128 (L) x 117 (D) mm
Weight
450 grams
Antenna
SO239 panel socket
External Speaker
3.5 mm mono jack
Microphone Port
6 Way telephone style with rubber strain relief

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