The Dallas Morning News
Dallas’ siren system is radio-controlled and activated via encoded transmitters that send tones to receivers attached to each siren.
An August 2011 council resolution shows that the contract with Illinois-based Federal Signal Corp., which provided the system, is for $3.3 million. Last November, the council awarded
Michigan-based West Shore Services a separate six-year, $567,368 contract to maintain and repair all of the city’s emergency sirens.
City Manager T.C. Broadnax proposes to review the water, radio network, 911/311 center, police-fire dispatch, flood warning and financial systems.