Federal Signal Siratrol: Difference between revisions
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The Siratrol was a siren activation radio produced by Federal Signal. These radios | The Siratrol was a siren activation radio produced by Federal Signal. These radios were typically paired directly to an AR timer on an ARCH panel and to an AF timer on an AFCH panel. They came in a lower frequency model as well as a higher frequency model, using either two tone activation or DTMF, depending on the radio type. | ||
[[Category:Radios]][[Category:Siren Control Equipment]] | [[Category:Radios]][[Category:Siren Control Equipment]] | ||
Revision as of 19:45, 29 June 2018
The Siratrol was a siren activation radio produced by Federal Signal. These radios were typically paired directly to an AR timer on an ARCH panel and to an AF timer on an AFCH panel. They came in a lower frequency model as well as a higher frequency model, using either two tone activation or DTMF, depending on the radio type.