A new type of audible notification signal was introduced in the 2012 version of NFPA 72 that employs a low-frequency sound — in the 520 Hz range — when appliances are installed where people sleep. If ...
Editor’s Note: This article originally ran in CS sister publication Security Sales & Integration. College residence halls and dormitories may be required to install ...
LONG BRANCH, N.J. … Power management company Eaton today announced that its Cooper Notification business has introduced the Wheelock Exceder LED low frequency sounder line. These new products ...
WICHITA, Kan. (KSNW) — The U.S. Consumer Product Safety Commission said Honeywell has recalled its L-Series Low Frequency Fire Alarm Sounders and Strobes due to risk of failure to alert consumers to a ...
The Consumer Product Safety Commission is issuing a recall of at least 29,000 fire detectors with strobe lights due to low-frequency sounders. In a notice, the CPSC said the company was recalling its ...
I used to be able to hear 3kHz easily but as my hair cells fade into the sunset that frequency now seems to be down 3 or 6 dB. As a consequence the high pitched "beep beep" sound on my portable alarm ...
WICHITA, Kan. (KSNW) — The U.S. Consumer Product Safety Commission said Honeywell has recalled its L-Series Low Frequency Fire Alarm Sounders and Strobes due to risk of failure to alert consumers to a ...
This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The recall, which affects about 29,000 units ...
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