EOWS Series: Difference between revisions

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m (Reverted edits by Jacob585 (talk) to last revision by UKWMO)
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|output2 = 128
|output2 = 128
|drivers2 = 8 (2 per horn)
|drivers2 = 8 (2 per horn)
|notes2 = The smallest rotating siren in the series.Very rare. '''Sound output rating is inaccurate in documentation. Actual output rating is unknown.
|notes2 = The smallest rotating siren in the series. Quite rare. '''Sound output rating is inaccurate in documentation. Actual output rating is unknown.
|model3 = EOWS*612
|model3 = EOWS*612
|image3 = File:EOWS*612 Official.jpeg|200px
|image3 = File:EOWS*612 Official.jpeg|200px
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|output4 = 132
|output4 = 132
|drivers4 = 12 (2 per horn for bottom 4 horns and 1 per horn for top 4 horns)
|drivers4 = 12 (2 per horn for bottom 4 horns and 1 per horn for top 4 horns)
|notes4 = The largest siren in the series. Very rare. '''Sound output is likely inaccurate regardless of documented rating.
|notes4 = The largest siren in the series. Rather uncommon. '''Sound output is likely inaccurate regardless of documented rating.
|model5 = EOWS*1212
|model5 = EOWS*1212
|image5 = File:EOWS*1212 Official.jpeg|200px
|image5 = File:EOWS*1212 Official.jpeg|200px

Revision as of 22:56, 3 February 2018

EOWS series
Company Federal Signal Corporation
Produced 1983?-1995, 612 available on special order until at least 2005
Type Electronic
Sound output 115-132 dBc at 100 feet
Frequency 850/1020 Hz
Succeeded by Modulator

The EOWS series (Electronic Outdoor Warning Siren) was a line of electronic sirens produced by Federal Signal Corporation.

Models

There were a total of 6 models in the series.

Model Image Output Drivers Notes
EOWS*115 119 dBc 12 (1 per horn)
The earliest model in the series. Uncommon. Sound output is likely inaccurate regardless of documented rating. Output is likely 115 dBc.
EOWS*408 128 dBc 8 (2 per horn)
The smallest rotating siren in the series. Quite rare. Sound output rating is inaccurate in documentation. Actual output rating is unknown.
EOWS*612 124 dBc 12 (2 per horn)
The most popular model. Many active examples can still be found today.
EOWS*812 132 dBc 12 (2 per horn for bottom 4 horns and 1 per horn for top 4 horns)
The largest siren in the series. Rather uncommon. Sound output is likely inaccurate regardless of documented rating.
EOWS*1212 115 dBc 12 (1 per horn)
The successor to the 115.
EOWS*M12 123 dBc ?
Vehicular model. Decibel rating was measured at ten feet.


EOWS*115

The EOWS*115 was the earliest model produced. It is unique in the series in that it uses fiberglass re-entrant horns.

EOWS*M12

The EOWS*M12, or Mobile SiraTone, is a vehicle mounted model.[1]

References