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Cossor Radios

Single and Multi Channel Radios enable voice comms to/from ATC to aircraft. Cossor Radios. UK FRR 619 & 620. Single Channel Rx United Kingdom Fixed Radio Receiver 619 – VHF Receiver 620 – UHF Receiver. UKFRT 621 & 622. Single Channel Tx United Kingdom Fixed Radio Transmitter

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Cossor Radios

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  1. Single and Multi Channel Radios enable voice comms to/from ATC to aircraft Cossor Radios

  2. UK FRR 619 & 620 • Single Channel Rx • United Kingdom Fixed Radio Receiver • 619 – VHF Receiver • 620 – UHF Receiver

  3. UKFRT 621 & 622 • Single Channel Tx • United Kingdom Fixed Radio Transmitter • 621 – VHF (117 – 137 MHz) low power 20 Watts • 622 – UHF (225 – 400 MHz) low power 20 Watts

  4. UKFRT 623 & 624 • Single Channel Transmitters with 100 Watt Amplifiers attached. • Improves range to approx 60 miles

  5. Single Channel Disadvantages • Time consuming to set up • Transmitter subject to valve aging • Restricted to one frequency • Prone to tripping

  6. Cossor Multi-Channel Airfields Air Defence Radar sites (including Convoys) Where is it located?

  7. Equipment Frequency Range • Freq:- • 117-136.975 MHz (VHF) • or • 225 - 399.975 MHz (UHF)

  8. Equipment Power • Power O/P • UHF 20 Watts or 100 Watts • VHF 20 Watts only Amplitude modulation

  9. The equipment can be operated locally • By the use of a plug in hand held mic. for TX. • By the use of earphone headset for RX.

  10. The TX & RX equipment can be operated remotely. • By the use of BT lines for Audio. • By the use of BT lines and or Data link for frequency selection.

  11. Equipment Configuration • Stand alone TXER, local or remote operation for both audio and frequency change data. • Stand alone RXER , local or remote operation for both audio and frequency change data. • Transeiver (TX/RX integrated system) local or remote operation. For both audio and frequency change data.

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