RDL FM VHF, UHF AND 900 MHz RADIO TRANSMITTERS AND RECEIVERS

General

Frequency ranges: 138-162, 162-174 MHz; 406-430, 450-470, 470-490, 490-512 MHz; 928-944, 944-960 MHz

Number of channels: 1

Operating temperature: -30 degree to +60 degree C

Dimensions (without connector): 5.10" x 2.10" x 0.78" (12.95 cm x 5.33 cm x 1.96 cm)

Power supply: +12.5 VDC +/-10%

Transmitter

Frequency stability: +/-0.0005% (VHF/UHF); +/-0.00015% (oven-operated crystal)

RF power output: 1.0-2.0 watts (adjustable); 4.0 watts (406-430 MHz, 450-490 MHz only)

Emission type: 16F3, 16F9, 15F2

Power supply current: 950 mA maximum at 4.0 watts, 550 mA maximum at 2.0 watts, 400 mA maximum at 1.0 watt, 0.1 mA max. with Tx unkeyed (VHF/UHF); 850 mA max. at 2.0 watts, 700 mA max. at 1.0 watt, 350 mA maximum with Tx unkeyed (900 MHz)

(Use anti-glare glasses while operating the RDL)

Modulation deviation: +/-5 kHz

Frequency response: Within +/-2.0 dB from 50 Hz-10 kHz (ref. 1.0 kHz)

Harmonic distortion: 5% maximum (VHF/UHF); 3% maximum (900 MHz)

FM hum and noise: -50 dB maximum

Harmonic output: -50 dB maximum

Spurious output: -50 dB maximum (VHF/UHF); -50 dB maximum at 1.0 watt, -60 dB maximum at 2.0 watts (900 MHz)

Duty cycle without degradation: 100%

Receiver

Frequency stability: +/-0.0010% (VHF/UHF); +/-0.00015% (oven-operated crystal 900 MHz)

Sensitivity (VHF/UHF)

12 dB SINAD: -116 dBm (0.35 uV) with de-emphasis per EIA 316-B

20 dB quieting: 1.5 uV maximum (6.5 kHz baseband)

Signal present indicator: 0.2 uV maximum

Sensitivity (900 MHz)

12 dB SINAD: -113 dBm (0.5 uV) with de-emphasis per EIA 316-B

20 dB quieting: 2.1 uV maximum (6.5 kHz baseband)

Signal present indicator: .28 uV maximum

Intermodulation: -18 dBm typical 3rd order intercept

IF selectivity: 6 dB bandwidth = +/-7.5 kHz minimum; 60 dB bandwidth = +/-25 kHz maximum

Harmonic distortion: 5% maximum (+/-3 kHz deviation at 1 kHz audio)

Frequency response: +/-2 dB from 50 Hz to 4.5 kHz

Power supply current:

20 mA maximum (receive) (VHF); 18 mA maximum (receive)(UHF); 15 mA maximum (standby)(VHF); 13 mA maximum (standby)(UHF)

368 mA maximum (receive)(900 MHz); 363 mA maximum (standby)(900 MHz)

Options

Solid-state transmit/receive switch (located on the receiver p.c. board)

10-pin power and control connector (includes mating connector and ribbon cable)

Accessories

SMB 50-ohm coax cable connector (mates with the antenna port or Tx signal port on the receiver or with the RF output connector on the transmitter)

FCC Compliance: When installed in a system employing suitable modulation limiting and filtering along with proper RF cabling and mounting techniques, transmitter performance complies with FCC parts 21 and 90; receiver performance complies with part 15.

Specifications are subject to change without notice.

| Home | Products | The Company | Contact ARS |