WTRBrowser
@wtrbrowser.co.uk
Accurate, up-to-date UK frequencies for aviation, ham radio, business & scanner users as a printed guide, online database, or Windows app.
WTRBrowser's Company Logos
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WTRBrowser's Brand Colors
Hex Code
Color name
RGB
HSL
CMYK
#046BD2
Science Blue
4, 107, 210
210, 96, 42
98, 49, 0, 18
#1E293B
Mirage
30, 41, 59
217, 33, 17
49, 31, 0, 77
#4FC3F7
Picton Blue
79, 195, 247
199, 91, 64
68, 21, 0, 3
About WTRBrowser
UKAFG is a UK frequency-reference brand serving aviation, ham radio, business and scanner users with printed guides, online databases and Windows software. Its information covers civil and military aviation, amateur radio, marine, CB, PMR and business frequencies, with continually updated data across its products. The UKAFG 2026 Frequency Guide is a printed reference that includes a year of online updates.
Squawker Online provides browser-based searching and data exports, while Squawker PC offers a Windows application with direct connections to supported scanners and software-defined radios. Focused subscriptions include Active Mil, featuring real-time military frequency activity and a four-week history, and WTRBrowser, which provides searchable Ofcom business radio allocations and an interactive map. UKAFG also offers databases for aviation, air displays, callsigns, common scanner frequencies and amateur repeaters, alongside tools such as an interactive map, airport information, NOTAMs, squawk codes and an 8.
33 kHz calculator. Support resources include user manuals, tutorials, frequency updates and correction submissions, helping customers search, manage and export frequency information
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