Security monitoring system

Details Security monitoring system Security monitoring system

1985-10-11

1987-09-15

Crosland, Donnie L.

Communications: electrical

Condition responsive indicating system

With particular coupling link

340514, 340531, G08B 108

Patent

active

046942823

ABSTRACT:
A security monitoring system includes a radio transmitter which transmits information by a radio signal and a processing apparatus which receives the information transmitted by the radio transmitter to give necessary processing depending upon the contents of the information. The radio transmitter has a testing signal transmission means for transmitting testing signals and a setting means for setting the transmission level in transmitting the testing signal to the lowest operating level to provide a simulated worst-case testing environment.

REFERENCES:
patent: 3833895 (1974-09-01), Fecteay
patent: 3914692 (1975-10-01), Setborn, Jr.
patent: 4101872 (1978-07-01), Pappas
patent: 4257038 (1981-03-01), Rounds et al.
patent: 4396910 (1983-08-01), Enemark et al.

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