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Manual fire alarm activation is the process of triggering a fire alarm through a call point, pull station, or other device. This usually causes the alarm to sound the evacuation signal for the relevant building or zone.
A typical volume of Bell System Practices from the 1970s. The Bell System Practices (BSPs) is a compilation of technical publications which describes the best methods of engineering, constructing, installing, and maintaining the telephone plant of the Bell System under direction of AT&T and Bell Telephone Laboratories. [1]
A fire alarm box, fire alarm call box, or fire alarm pull box is a device used for notifying a fire department of a fire or a fire alarm activation. Typically installed on street corners or on the outside of commercial buildings in urban areas, they were the main means of summoning firefighters before the general availability of telephones.
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Part of a bay of 10x20 3-wire crossbar switches in a LLF. Line link frames (LLFs) are tiers of 10x20 crossbar switches in two or more bays. The switches in the first bay have their horizontal multiples, or "banjo wires", cut in half, effectively dividing each switch into a line switch and a junctor switch.
During last night's game there was an on-court skit that missed the mark. The skit included bad decision making and poor communication. Simply put, we turned the ball over and we apologize.
This box is typically mounted on a wall or desk-side, and contains an electromagnetic bell ringer and a speech transformer, called induction coil, to connect the telephone to the telephone line wiring. The handset mounting is either a desk-top stand to cradle and secure the handset when not in use, or a small box mounted against a vertical ...
Former Connecticut Gov. M. Jodi Rell, who took over the office to become the second female governor in state history after her predecessor resigned amid a corruption scandal, has died. She was 78.