Paging Receivers
Paging Receivers
Ascom 980 series Paging Receiver units
The Ascom 980 series of paging receiver is a central part of the Ascom on-site paging 900 and personal security system. It is available in either UHF (U980) or VHF (V980) frequency ranges. The receivers are housed in die-cast aluminium cases combining excellent shielding and cooling properties with high mechanical strength.
Ascom 980 series receiver technical specification
Features
- Receives alarm transmissions
- Receives speech transmissions
- Automatically selects receiver with best signal
- Rugged case mechanically and electrically
Radio
- Frequency range:
- U980: 420-475 MHz
- V980: 140-175 MHz
- Demodulation: FM 12,5 kHz 20/25 kHz
- Deviation: 1,5 kHz 3,0 kHz
- Co-channel rejection, better than: -12 dB -8 dB
- Adjacent channel selectivity, better than: 70 dB 80 dB
- Spurious response rejection, better than: 80 dB 80 dB
- Blocking or desensitisation, better than: 90 dB 90 dB
- U980 Sensitivity at 20 dB SINAD: < 1,8 µV rms < 0,9 µV rms
- V980 Sensitivity at 20 dB SINAD: < 1,4 µV rms < 0,7 µV rms
Physical
- Dimension: 274 x 190 x 60 mm
- Weight: 1,9 kg
- Case: Die-cast aluminium, black
- Temperature range: -20 to +55°C
- Power supply: 12,5 Vdc ±10%
- Current consumption: U980: 0,5 A max. V980: 0,3 A max.
- External connections: Screw terminals and strip connectors
- Antenna connection: Coaxial connector SO239
- Receiver output: Balanced
- output level:
- U980: 5,0 Vp-p including quality tone
- V980: 6,0 Vp-p including quality tone
- frequency range: 20-8000 Hz
Supporting documents
PDF
Ascom paging 900 folder
A complete solution for time-critical messaging and personal security.
Related products
The availability, configuration and technical specifications of Ascom products, services and solutions may vary from country to country. Please ask your nearest Ascom representative for further details.