Folks, I have received the following notice:
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NOTIFICATION OF A GPS JAMMING EXERCISE SENNYBRIDGE TRAINING AREA, WALES,
DURING THE PERIOD 24 SEPTEMBER - 5 OCTOBER 2012
Details of Low Power Jamming.
Dates: Between 24-28 September and 1-5 October 2012 inclusive.
Times: 0900 -1700 BST.
Location of MULTIPLE jammers: Land based within 5km of N52° 00.881' W003°
38.518' (SN873365 - Dixie's Corner).
Frequencies: 24 MHz bands centred around 1176.45 MHz (GPS L5), 1227.60MHz
(GPS L2) and 1575.42MHz (GPS L1).
Total Power: Up to 10 Watts EIRP. Whenever possible the transmissions will
be at lower powers.
Details of Higher Power Jamming.
Dates: Maximum of two week-days each week between 24-28 September and 1-5
October 2012. Exact days to be notified in Jamming Warning Message
circulated at least 7 days in advance of the first jamming.
Times: Between 1000-1200, and 1400-1600 BST.
Location of MULTIPLE jammers: Land based within 5km of N52° 00.881' W003°
38.518' (SN873365 - Dixie's Corner).
Frequencies: 24 MHz bands centred around 1176.45 MHz (L5), 1227.60MHz (L2)
and 1575.42MHz (L1).
Total Power: Up to 100 Watts EIRP.
The jamming will not affect GPS users up to a height of 25 metres AMSL
around the UK coastline. Whenever possible the transmissions will be at
lower powers. It is stressed that, as in previous exercises, Safety of Life
operations will at all times take precedence over exercise activities.
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Cheers,
David
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