Audio Controller has 30 minute minimum run time.

Press Release Summary:




UltraVoice(TM) provides control of high-powered sirens and indoor speaker systems. It produces amplified audio signals including 7 built-in warning tones; high-quality live public address; and up to 16 variable-length, pre-recorded voice messages. Utilizing Class D, Pulse Width Modulated amplifier technology, UltraVoice delivers over 90% efficient audio output. Up to 3,200 W of audio power is provided by 8 individually addressable amplifiers.



Original Press Release:



New Outdoor Warning Controller Offers Cleanest Audio, Longest Run Time



UNIVERSITY PARK, IL - May 2002. Federal Signal Electrical Products Group has introduced "UltraVoice(TM)" - a new high efficiency controller for electronic outdoor sirens. It is designed to provide control of high-powered sirens as well as indoor speaker systems. The controller produces amplified audio signals including seven built-in warning tones, high-quality live public address, and up to 16 variable length pre-recorded voice messages. Utilizing Class D, Pulse Width Modulated amplifier technology, UltraVoice can deliver over 90% efficient audio output, and an impressive 30 minute minimum run time, depending on tone use.

"Employing our customer-driven Value Analysis process, the new product design team set high product performance standards around audio output, ease-of-use, and dependability - and they are proud that UltraVoice stands out in all three categories," says Rebecca Malley, Marketing Manager at Federal Signal. "Industrial users especially like the fact that UltraVoice offers great versatility in tones and messaging, and that the quality of its voice audio output is superior," Malley says. The control is an updated and significantly enhanced version of Federal Signal's popular MCP(TM) controller.

Two-way systems provide siren status to the control station and include a sensor package, radio transceiver and encoder/decoder. Comprehensive status monitoring reports Amplifier Voltage and Amplifier Current in addition to AC Power, Battery Voltage, Charger Operation, Activation Current, Signal Line A and B, Mode of Operation, Quiet Test, Intrusion, and Local Activation.

With the UltraVoice controller, up to 3200 watts of audio power is provided by eight individually addressable amplifiers. Power output is controlled to minimize wear and tear on the speakers and drivers. The single channel audio output voltage is 70VRMS (nominal).

UltraVoice systems may be equipped with a radio receiver for remote control using MSK, DTMF or Two-Tone Sequential protocols. Pre-recorded digital voice messaging can be added by simply plugging in a four- or eight-minute IC chip. Windows-based software allows users to configure activation sequences.

"Reacting to customer input, the design team was even watchful in the design of the housings; now the footprint is smaller and we can accommodate an extra two batteries when necessary," Malley says. UltraVoice is configured in two cabinets, which are available in painted steel, stainless steel, or aluminum. The control module and amplifier are housed in one cabinet while the batteries are located in a separate vented enclosure. The number of amplifiers and batteries required by an UltraVoice Controller depends on the power required by the specific siren array or speaker system.

For complete information about UltraVoice and its specifications, and to find out about the opportunity to have an on-site warning systems evaluation, contact Federal Signal at 708-534-4756 or visit the website at www.federalsignal-indust.com.

More about Federal Signal Electrical Products Group

Federal Signal Electrical Products Group is a leading supplier of audible and visual signaling, warning equipment, and communications equipment for the industrial marketplace. The Company provides its customers with everything from warning lights, intercom systems, horns, bells and sirens, to controllers, audible warning systems and digital message devices. Federal Signal also offers complete plant-wide communication systems for both indoor and outdoor applications. With field application and engineering experience dating back decades, Federal Signal is capable of providing valuable assistance to the users of its products as they seek to design and specify equipment and systems into existing or new manufacturing facilities.

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