Wednesday, 23 May 2012

Radio Microphone Transceiver

Fully type-approved digital stereo radio microphone system which can be used in both short and long term audio surveillance operations.

The Digital Stereo Radio Microphone system is robustly designed to meet the stringent requirements for both radio type approval and EMC.

Sharp End Transceiver Specification

Power

  • Voltage: +3.3V to +20V DC
  • Transmitter Current : Typ. < 100mA, (microphones selected) +20dBm @ +3.3v, (efficiency approx. 30%), Typ. < 32mA, +20dBm @ +14v (efficiency approx. 22%);
  • Accelerometer current: Typ. < 20mA additional current each @ +3.3v;
  • Activity Detect current: Typ. < 10mA @+3.3v;
  • Receiver Standby current : Typ. < 450μA av.

Mechanical

  • Size: 55mm x 35mm x 5mm (not inc. aerials or connector protrusion);
  • Weight: < 30g (inc. aerials);

Environmental

  • Operating temperature: -10ºC to +55ºC;
  • Approvals: Radio: EN 300 220-1 V2.2.1 (2008-04);
  • EMC: EN 301 489-3: 2002

 

Classified System for use by Government and Law enforcement agencies only - Contact Westminster for more information.

 

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Westminster International Ltd., Westminster House, Blacklocks Hill, Banbury, Oxfordshire, OX17 2BS, United Kingdom

Telephone: +44 (0)1295 756300    Fax: +44 (0)1295 756302