blackmaxima

7:23

The quick and easy way to add 5804/5834 keyfobs to a Vista-20P security system

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Shared 1 year ago

486 views

0:52

Working payphone/phone booth in Lykens, PA

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Shared 3 years ago

403 views

1:15

Noco GB40 booster pack test

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Shared 4 years ago

163 views

3:51

Tornado sirens sound over Harrisburg, PA

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Shared 6 years ago

4.6K views

0:23

Pennsylvania Turnpike Emergency Call Box

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Shared 6 years ago

945 views

1:18

Bell tolls for 9/11

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Shared 7 years ago

400 views

0:49

Real-Life Testing of Glassbreak Detectors

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Shared 10 years ago

6.6K views

0:14

Dictograph alarm system speaker with red light

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Shared 10 years ago

6K views

0:40

Napco Gemini P801 security system - fire alarm and siren dr

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Shared 10 years ago

10K views

0:09

Simplex fire alarm system (horn and incandescent lamp)

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Shared 12 years ago

194K views

2:20

Simplex Coded Fire Alarm System

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Shared 12 years ago

5.7K views

1:57

Silent Knight 5207 fire alarm system

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Shared 12 years ago

4.9K views

20:52

Modern Science - ADT (1958)

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Shared 12 years ago

1.4K views

1:37

Friday night fun.

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Shared 12 years ago

283 views

1:03

Gamewell Voice Evacuation System

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Shared 13 years ago

11K views

5:48

DMP Security System Operation and Keypad Programming

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Shared 14 years ago

19K views

2:10

Simplex 4005 Fire Alarm System

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Shared 14 years ago

28K views

0:16

Simplex 4100U Voice Evacuation System (2)

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Shared 14 years ago

50K views

0:31

Simplex 4100U Voice Evacuation System

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Shared 14 years ago

9.7K views

4:35

Simplex 4100U High-Rise Voice Evacuation System

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Shared 14 years ago

11K views

0:50

Simplex 4100U High-Rise Voice Evacuation System (elevator recall)

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Shared 14 years ago

8.7K views

0:43

Simplex 4100U High-Rise Voice Evacuation System (activation)

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Shared 14 years ago

34K views

0:31

High-Rise Voice Evacuation System

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Shared 14 years ago

79K views

6:10

Genuine Three Mile Island Warning Siren - ACA Penetrator 10

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Shared 16 years ago

59K views

0:48

Elevator Firefigher (Phase II) Operation - Otis Elevator

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Shared 16 years ago

11K views

0:59

Elevator Recall (Phase I Operation) - Otis Elevator

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Shared 16 years ago

21K views

0:46

Ademco 5110XM Fire alarm control

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Shared 17 years ago

5.8K views

0:39

Wheelock "farr larm" model 3300

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Shared 18 years ago

7.7K views