The world’s leading chemical company, saved money implementing OSHA’s Employee Alarm System standard 29 CFR 1910.165. According to the standard, “An employee alarm system can be any piece of equipment and/or device designed to inform employees that an emergency exists or to signal the presence of a hazard requiring urgent attention."
January 19, 2011, Nashville, TN – IntercomsOnline.com has released new application bulletins on their website that help security system and access control dealers make more
When shopping for a door intercom system the first question to ask is whether or not you can run wires between the door and the inside area where you want a monitor intercom.
Purchasers of the Chamberlain wireless intercoms often have trouble programming them using the programming instructions that come with those wireless intercoms. The following enhanced instructions are courtesy of IntercomsOnline.com and users usually have much better success with them.
When looking for an office intercom system, the first question is do you need a wireless intercom or a wired intercom. To make that decision, you can start by answering the following questions:
The missing element of many warning systems is a verbal announcement that tells people exactly what the emergency is and what to do about it. A wireless PA system consists of a long-range receiver unit with antenna that receives transmissions from a mobile or desktop two-way radio, amplifies them, and then sends them to attached PA horn speakers.
A customer contacted us looking for a wireless intercom to connect between a downstairs and an upstairs room addition. They had a 3-channel intercom that communicated over the house wiring using FM frequencies. It used to worked fine except the few times when they plugged in a laptop nearby to charge. Then they got...
In some military applications, radios normally require a frequency clearance via a DD 1494, APPLICATION FOR EQUIPMENT FREQUENCY ALLOCATION before they can be used. If submitted, the DD 1494 will be rejected because the MURS frequencies are not allocated for federal usage.
A wireless security gate intercom provides long range, 2-way voice communication to a two-way radio or wireless intercom. They can be used to open gates or doors from remote locations, which means monitoring personnel do not have to be confined to a desk. These intercoms are also called "wireless call boxes" and are essentially long-range two-way radios in a water and vandal resistant case with some added features. There are no air-time or telephone service fees with these systems.
One of the most common questions people ask when they are in the market for a two-way radio or wireless intercom is how far do they communicate? Unfortunately asking this question is along the lines of asking, "How far is up?". There are lots of variables involved and no easy, definitive answer. A brief lesson on radio signal transmission is required to understand the whole range issue.