Electronic Sirens

DSA Siren

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The DSA sirens of Federal Signal radiate intense warning signals and perfectly intelligible voice messages at distances of more than 450 m. Their efficient design is able to produce a high level of sound with a relatively low consumption. Composed of electronic directional loudspeakers, its capacity of tailor-made configuration enables adaptation to any type of installation and environment. Its flat frequency response of 20 to 200 Hz allows for an excellent reproduction of voice and alert tones pre-defined by the user.

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DSA Siren

Modulator sirens

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The Modulator Sirens of Federal Signal radiate intense warning signals and perfectly intelligible voice messages at distances of more than 450m. Their efficient design is able to produce a high level of sound with a relatively low consumption.

Composed of electronic omni-directional loudspeakers, its capacity of tailor-made configuration enables adaptation to any type of installation and environment. Its flat frequency response of 200 to 2.000 Hz allows for an excellent reproduction of voice and alert tones pre-defined by the user.

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MODULADOR Siren

UVTD cupboard

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The UVTD cupboard is composed of two totally insulated and weather resistant units. The upper part includes amplifiers, CPU and communications module, for management and intelligent control of the sirens using the ComSIR software.

The lower part contains the back-up batteries, which offer total autonomy to the system during one week in case of loss of supply.

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UVTD cupboard