UKADGE / GCI RADAR
The U.K.'s Air Defence network (UKADGE United Kingdom Air Defence Ground Environment) has considerably changed its shape over the last year or so and has been streamlined The four main communication sites now consist of Portreath, Neatishead, Boulmer & Buchan. Several former sites including RAF Ash and RAF Ty-roecs have been closed and in some cases offered for sale.The majority of these frequencies are referred to by TAD's (Tactical Air Designators). Current & accurate TAD lists, are something listeners keep close to their chest however as a help to starting your own listing TAD 014 which is the Common GCI/AWACS designator is currently 364.20MHz.
Designators run to around 150 within the UKADGE whilst references to TAD's in the 900 region relate to AWACS control frequencies, those in the 400, 500 & 600 refer to GCI stations in Belgium, The Netherlands & Germany.
Many listeners in the East & South East may well hear call signs such as Bandbox, Efflux, Coldtrack & Hardtire all of which relate to European GCI stations.
231.075 265.90 299.05 362.20
231.25 263.50 299.50 362.325
231.425 270.025 299.70 362.825
240.30 275.575 300.125 364.10
241.00 275.75 300.55 364.20
242.275 275.75 300.70 365.35
242.30 276.025 300.95 367.125
244.325 277.40 309.625 367.325
244.925 277.75 311.925 369.125
245.75 279.525 312.05 370.325
247.275 279.525 312.325 371.05
247.55 279.725 314.575 371.20
250.125 231.10 315.275 372.25
250.70 282.20 315.30 372.375
250.90 283.00 316.725 373.00
251.175 283.65 317.55 373.10
251.65 284.975 317.85 374.25
251.75 285.00 323.50 375.15
252.00 287.70 336.20 377.75
252.40 290.375 338.40 373.10
254.425 290.675 340.30 379.10
256.40 291.075 341.425 379.90
257.95 292.55 341.675 381.025
258.10 292.775 341.675 383.55
258.95 294.70 355.775 333.55
260.15 296.40 356.325 393.875
260.275 296.325 359.50 399.10
263.15 298.65 361.40 399.151998 © Javiation