Index
A
AC voltage-activated switches, 131–5
AC/DC converters, 134–5
Activating alarms
house internal, 89
vehicle, 142–3
Alarm ben boxes, 83
location, 32
Alarm response units
definition, 1–2
types, 26–32
Alarm switching circuits, basic, 12–13
Area protection, 99
B
Bells, 30–1
Burglary, See House burglary; Vehicle theft
Buzzer-sounding circuits, See Ben-sounding circuits
Buzzers, 30–1
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