Central 40/8-12 Manual
Function : Ensure the liaison between the fort and outside, as well as other forts, command posts and troops.
Outer link : It is provided by buried cables and phone lines in the ground which connect the shelters and FAK (Feldanschlusskasten= telephone terminal in the field)
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Power supply
3 V, by 2 batteries of 1,5 V
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Nombre de lignes entrantes
12 (service Jack)
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Nombre de lignes sortantes
12 (service Jack)