Special Features:

660 local line capacity; 60 local lines equipped for opr; switchboard data, common and local battery type, 1 opr posn, 24 v battery, dial not incl; 60 trunk lines; complement data, data regarding govt doc containing list of components, a, dept of the army tech manual, tm 11-5805-211-15, no page no.; spec feat, incl 1 ea air conditioning mil-a-11210, class 1 /fsn 4120-266-9074/and 1 ea jetds generator set, gasoline engine, trlr mtd pu-617/m /fsn 6115-738-6335/; jetds id data, central ofc, telephone, manual, ty no.An/mtc-7

Properties:

A telephone office having switching facilities for connecting any manual (nondial) telephone station to any other telephone station within its area. The switching is accomplished manually by means of a jack termination in a switchboard equipped with cord circuits or switches, and supervisory circuits. May include a dial. It generally has trunking facilities to and from other central offices for making connections to telephone stations in those offices. The central office includes all equipment required to serve the lines having a common office name. Does not include the lines from the central office or the telephone stations.