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Mining Communications

GM8900/2250 Hz Ground Check Monitor

By GAI-Tronics  
Catalog ID: GM8900/2250
GM8900/2250 Hz Ground Check Monitor

Mine Dial & Page Telephone

By GAI-Tronics  
Catalog ID: 491-204
The GAI-Tronics Mine Dial/Page Phone system provides the convenience of a telephone station plus paging capabilities, in gaseous or dusty locations where standard telephone equipment is considered too hazardous.

GM8900/3125 Hz Ground Check Monitor

By GAI-Tronics  
Catalog ID: GM8900/3125
GM8900/3125 Hz Ground Check Monitor

Interface Cabinet

By GAI-Tronics  
Catalog ID: 495-001
Model 495-001 houses MSHA approved safety barriers, interface cards, electronic switching, power source, and all the equipment necessary to interface the Mine Dial/Page Phone with the customer’s plant telephone system.