278.000 – NATO Low level
280.350 – West ICF
292.525 – Lichfield Radar Corridor
252.875 - Central ICF
128.700 – London Mil Central
133.900 – London Mil West
The most popular choice of scanner by far is the Uniden 125XLT
An Aerial upgrade is highly recommended, The Watson W881 is popular
Radio can be purchased here (other retailers are available)
http://www.radioworld.co.uk/uniden_ubc125xlt
upgrade aerial here
http://www.radioworld.co.uk/w-881_watson_25-1900mhz_super_gainer_bnc
Programming the scanner
This can be done Manually which is very time consuming or you can use some computer software and a cable.
Options are
Paid
ARC125 from Butel - http://www.butel.nl/products/arc125/arc125.html
Nick Baileys Scan125 - http://www.nick-bailey.co.uk/scan125/