Callsign GB3TD
Band 70cms UHF
Frequency Input 430.7875MHz
Output 438.3875MHz
Channel UR63
Tone Access 118.8Hz CTCSS (J)
Radio Equipment Motorola GM340 x 2
Logic Control System G8CUL Logic
Cavity Filters Combiner Hybrid system with GB7TC
Antenna Stacked dipole Omnidirectional / Single aerial working
Location 9km Southeast of Swindon, Wiltshire
Locator IO91DL
Repeater Keeper Rob G4XUT

"Coverage map by kind permission of"

High definition coverage map, courtesy of

GB3TD is a simple repeater to use, however, if you would like to read about the ins and outs of the logic, you may do so in the User Guide

For the latest instructions on using Echolink on GB3TD please see the Echolink page.