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  2. Rumbler siren - Wikipedia

    en.wikipedia.org/wiki/Rumbler_siren

    Rumbler siren. A Rumbler siren is a type of emergency vehicle siren used primarily in the United States.Developed in 2007 by Federal Signal Corporation, and sounding at a low-frequency level, it is designed to be heard by motorists who may otherwise be unable to hear high-frequency sirens due to ambient noise, such as urban traffic.

  3. List of sirens built by Alerting Communicators of America

    en.wikipedia.org/wiki/List_of_sirens_built_by...

    10 and 15 HP models were nearly the same, aside from motor used. The P-50 was and still is the loudest dual tone siren in the world. The P-15 (Single-tone) and P-50 were still being produced by ASC until 2002 and 2007, under different names (P-15 being the RM-127 and the P-50 being the RM-135/T-135 AC).

  4. Whelen Engineering Company - Wikipedia

    en.wikipedia.org/wiki/Whelen_Engineering_Company

    The Whelen Company is divided into four divisions and has a subsidiary called Whelen Motorsports.. The four divisions of the company are as follows: The Automotive Division — provides lightbars, dashlights, strobe kits, siren boxes, and other public warning systems to be mounted on or within vehicles, [3] rotating sirens, and student alert systems with voice broadcast capability.

  5. American Signal Corporation - Wikipedia

    en.wikipedia.org/wiki/American_Signal_Corporation

    The Banshee, Screamer, Cyclone, Howler, and Allertor are a few of the names under which these sirens were known. In the early 1980s, the Allertor and Hurricane sirens were discontinued, succeeded by a new lineup, known as the Penetrator series. This series consisted of three models, each denoting the horsepower of their motor: P-10, P-15, and P-50.

  6. Off-hook tone - Wikipedia

    en.wikipedia.org/wiki/Off-hook_tone

    Some central office switches in the United States, notably older GTD-5 EAX systems, utilize a single frequency tone, 480 Hz, known as High Tone for this purpose. In either case, the tone is substantially louder than any other signal transmitted over a copper POTS circuit; loud enough to be heard across a room from an unused off-hook telephone.

  7. Royal Rumble (2013) - Wikipedia

    en.wikipedia.org/wiki/Royal_Rumble_(2013)

    This is an accepted version of this page This is the latest accepted revision, reviewed on 19 February 2025. WWE pay-per-view event Royal Rumble Promotional poster featuring The Rock Promotion WWE Date January 27, 2013 City Phoenix, Arizona Venue US Airways Center Attendance 15,103 Buy rate 512,000 Tagline (s) Finally... Pay-per-view chronology ← Previous TLC: Tables, Ladders & Chairs Next ...

  8. Royal Rumble (1995) - Wikipedia

    en.wikipedia.org/wiki/Royal_Rumble_(1995)

    Royal Rumble 1995 was released on VHS in North America by Coliseum Video on March 8, 1995. [33] It was released in the United Kingdom in VHS format on May 8, 1995. [35] The event, packaged together with Royal Rumble 1996, was also released on DVD in the United Kingdom as part of the WWE Tagged Classics line on April 17, 2006. [36]

  9. Nintendo 64 accessories - Wikipedia

    en.wikipedia.org/wiki/Nintendo_64_accessories

    Nintendo 64 controller. The Nintendo 64 controller (NUS-005) is an "m"-shaped controller with 10 buttons (A, B, C-Up, C-Down, C-Left, C-Right, L, R, Z, and Start), one analog stick in the center, a digital directional pad on the left side, and an extension port on the back for many of the system's accessories.