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Polarity Checker 50V
Allows maintenance engineers to ensure -50V and 0V power wiring is correct
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Line Switch Unit
The Line Switch Unit has been developed for use with CONCEPT 32 telephone concentrator equipment to provide the facility to switch up to 32 speech pairs between two concentrators under keyswitch control.
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Contact Details
Telecoms Contact Details
STS Rail Ltd
Unit 2, Stone Lane Industrial Estate,
Wimborne, Dorset. BH21 1HD
Telephone +44 (0) 1202 888402
Fax +44 (0) 1202 841717