Neidio i'r prif gynnwy

Saesneg: repeater signal

Cymraeg: signal ategol

Rhan ymadrodd

Enw, Gwrywaidd, Unigol

Diffiniad

A wayside signal which duplicates the aspects of a regular signal, and which is usually located on the left side of the track near the regular signal, so that its aspects can be seen earlier.