What frequencies do UK emergency services use?

4950 – 4990 MHz England and Wales only. 8400 – 8460 MHz 10·25 – 10·27 GHz For mobile emergency services (subject to MoD agreement). 10·36 – 10·4 GHz For mobile emergency services (subject to MoD agreement).

What frequency does RAF use?

A year-long trial of a VHF Low-Level Common frequency has been launched by the RAF with the support of the CAA. The ‘VHF LL Common’ trial starts today, 1 June 2021, on VHF frequency 130.490. The aim is to reduce the risk of mid-air collision between aircraft operating at or below 2,000ft Above Ground Level.

What is the emergency frequency for pilots?

Inflight Monitoring and Reporting. Pilots are encouraged to monitor 121.5 MHz and/or 243.0 MHz while inflight to assist in identifying possible emergency ELT transmissions. On receiving a signal, report the following information to the nearest air traffic facility: Your position at the time the signal was first heard.

What frequency does military use?

The military services use the 138-144 MHz band to support air-to-ground, air-to-air, and air-ground-air (AGA) tactical communications; air traffic control operations; LMR nets for sustaining base and installation infrastructure support; and for tactical training and test range support.

Is 121.5 MHz still monitored?

Even though satellites no longer monitor 121.5 MHz signals, the search and rescue community will still respond when notified through other means. ELTs were originally intended to use 121.5 MHz to inform air traffic control and pilots monitoring the frequency of an emergency.

What does nordo mean in aviation?

aircraft flying without a radio
In North American aviation, a NORDO (/ˈnɔːrdoʊ/) aircraft is an aircraft flying without a radio. While sometimes used to denote small general aviation aircraft that are not equipped with a radio, the term is more commonly applied to aircraft that have experienced a radio failure while flying.

What is the frequency for mobile emergency services in the UK?

Frequency Comments 10·36 – 10·4 GHz For mobile emergency services (subject to MoD agreement). For mobile emergency services (within the M25 orbital road 10·4 – 10·46 GHz only). 24·05 – 24·15 GHz 51·2 – 51·4 GHz For mobile emergency services in England and Wales only.

What is the emergency frequency for air traffic control?

The choice of 121.5 MHz was made by ICAO in conjunction with ARINC and the ITU . In the United States, the emergency frequency is monitored by most air traffic control towers, FSS services, national air traffic control centers, military air defense and other flight and emergency services, as well as by many commercial aircraft.

What frequencies are used for search and rescue in the UK?

160·6 MHz HMCG SAR on the UK coast. 161.975 MHz AIS 1 – used for AIS search and rescue transmitters (AIS-SART) for use in search and rescue operations. 162.025 MHz AIS 2 – used for AIS search and rescue transmitters (AIS-SART) for use in search and rescue operations.

What is the aircraft emergency frequency (guard)?

The aircraft emergency frequency (also known as GUARD) is a frequency used on the aircraft band reserved for emergency communications for aircraft in distress.