TM 11-5895-463-15
routed through signal ducts to the various com-
ponents.
b. Communications Components.
(1) Switchboard, Telephone, Manual SB-
22A/PT ( f i g . 1 - 7 ) . T h e S B 2 2 A / P T ( T M
11-5805-262-12) is a local, battery-powered
telephone switchboard used to swith 12 tele-
phone circuits.
Set
TA-312/PT
(2) Telephone
1-7). T h e T A - 3 1 2 / P T s ( T M 1 1 - 5 8 0 5 - 2 0 1 -
12) are used for local telephone communica-
tion. One TA312/PT (less carrying case) is
mounted on the curbside wall. Two TA-312/
PT's are stored in a storage cabinet; when re-
quired for use, they are placed on the tabletop
adjacent to a PHONE jack.
LS-
Station
(3) Intercommunication
non-
11--583022112) provides two-way,
1-6
