Bracknell UHF
analogue repeater


GB3BN is located in Bracknell, Berkshire, 3 miles SE of M4 junction 10. The locator square for this repeater is IO91OJ.

click on a picture to see larger view


Channel RB0
Transmit Frequency 433.000 MHz
Receive Frequency 434.600 MHz
Antenna Skymast S.M4 four stack dipole at 52m AGL (145m ASL) with 5.5dBd gain
ERP 14dBW (25W)
Access Method CTCSS 118.8Hz (J)
Base station Key Radio Systems KF450
Logic G8CUL logic system
Configuration Single aerial working using Procom DPF 70/6-150-1.6/3 duplexer
Coverage Click here to view predicted coverage (60k). Plot provided by the ETCC
Click to view full size image

Click to view full size imageClick to view full size imageClick to view full size imageClick to view full size image


GB3BN provides coverage in Bracknell, Wokingham, Maidenhead, Slough and around Reading. Coverage for mobiles extends into West London along the M4 and M40. Westward coverage reaches Junction 13 (M4/A34) with coverage to the North for parts on the M40. There is less coverage to the south but parts of the M3 are covered.

                      Repeater Keeper

         The repeater keeper for GB3BN is Baz(G8DOR)
          If you wish to contact the keeper please e-mail    Any other queries about the          Thames Valley Repeater Group should be e-mailed to           the relevant member whose details can be found          
          on the contacts page