Colliery Tannoy – D.A.C.

Colliery Tannoy – D.A.C.

Colliery Tannoy.
An armoured colliery tannoy. D.A.C. Mini-Amp type MA/MI. Derby Automation Consultants Ltd, Burton-On-Trent, Staffs.

Made from iron, rubber and brass. Size 9 1/2″ x 4″ x 6″ inches. Date 1980’s-1990’s.

These tannoys were known as dacs and were placed at all major transfer points, headings and coal faces etc and used for communication between such places and the surface. control room.

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