Jamming trial impacting GNSS (GPS): 7 – 11 September, Wales and SW England

Activity may affect GNSS navigation and precision timing devices including electronic situational awareness devices and UAV’s (drones)

Jamming activity within 5KM of N52° 00’ 53”, W003° 38’ 31” (Sennybridge)

Low Power jamming will take place between 0900-1800 BST and may impact GNSS signals up to and above 40,000FT AMSL within 63NM

High Power jamming will take place between 1200-1800 BST and may impact GNSS signals up to and above 40,000FT AMSL within 122NM in certain directions

Systems relying on GNSS reception may suffer intermittent or total failure.

Further information see AIC P057/2020 (linked via the heading NOTIFICATION OF GNSS JAMMING TRIALS under News on the NAT AIS home page) or contact spectrum@caa.co.uk

Emergency cease jamming: 01874 635599