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Circuit info Marconi TF2913

Posted: Tue Apr 14, 2020 9:15 pm
by G3PTU
Marconi TF2913 I.T.S. inserter and generator. Need circuit info, particularly the Remote socket wiring. If I remember rightly there are 2 pins to bridge for to make the thing insert I.T.S. but which 2? or does the brain let me down?