Apparatus and method for detecting tornadoes

Details Apparatus and method for detecting tornadoes Apparatus and method for detecting tornadoes

1998-08-24

2000-08-01

Hofsass, Jeffery A.

Communications: electrical

Condition responsive indicating system

Specific condition

340690, 7317016, G01W 100

Patent

active

060972963

ABSTRACT:
A tornado detector comprising a sensor (30) for sensing the presence of sound having a frequency of about one hertz and for providing a sound sense signal in response thereto, a filter (50) to attenuate said sound sense signal wave components having frequencies greater than those which correspond to sound having a frequency of about one hertz, and an alarm (101) for generating an alarm signal in response to said filtered sound sense signal.

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