MAKE SOME COLLOIDAL SILVER
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Ten Questions About: Radio Earpieces
1. Who Uses a Radio Earpiece? A vast number of industries require the use of radio earpieces. If you work in security, door supervision, the secret service, catering, event management/hosting, manufacturing, factory work, construction, broadcasting, the prison service, police or other emergency services, the chances are you’ve used a radio earpiece at some point. Radio
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Key Benefits of a Digital Radio Scanner When Looking For a Handheld Radio Scanner
When you are searching for a handheld radio scanner, you will find many different choices, including a digital radio scanner. Here are some basics that will help you decide if one of this type is right for you. A radio scanner, or police scanner as it is often called, is a receiver that can be
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Ham and CB Radio Communication – A Basic Primer to Two-Way Radio
Radio communications have come a long way from the original concept derived by Marconi’s discovery of electro-magnetic radiation (radio waves). Marconi conceived that an electro-magnetic pulse, sent through the air, would create an electron flow (flux) when it passes through a non-ferrous metal source. Such an electron flow can then be amplified to create sound
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Using Broadband Technology for Mission Critical Train Radio Communications
If you live in or around a big city like Sydney or Melbourne, you will have traveled by train at some point in time. Most people would understand the basic concepts, like the signal is at green, the train arrives turning the signal red for a short period of time until the first train has
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Two Way Radios : A Beginner’s Guide
A two-way radio is a device which transmits and receives voice signals through the air. They work somewhat like a telephone, but since they do not require a central network they can be used anywhere! With two way radios, two or more people can have a discussion no matter where they are — sometimes while
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