Archive for January, 2012
CB Radio
by pyred.com on Jan.28, 2012, under Miscellanous
CB Radio
CB (Citizens’ Band) radio is a short-distance, two-way radio communications between individuals. Two-way means only one station can transmit at one time while the others must listen, while coverage is ranging from 2 – 25 miles, depend on the device. License is not a requirement for CB operation in most countries. With the usage of 27-MHz band, CB Radio provides 40 open channels that can be used for either business or personal usage, with the exception of Channel 9 which reserved for roadside assistance and emergency only. Channels 17 and 19 are known as the “trucker’s channels” since most truckers favored these two channels.
CB radio has been proven as a reliable communication device. It is the essential equipment for most truck drivers in conducting their business as well as for RV and also pickup trucks. It is essential for both on-road and off-road usage.
The origin of CB usage in the United States is during the 1973 oil shortage. During that period, fuels are being rationed due to oil shortage. The Citizen’s Band Radio was widely used by truckers to locate gas stations which have the lowest gas prices and to inform other drivers about speed traps. During the 911 terrorist in New York and Pennsylvania on 11 September 2001, when internet and mobile cell phone services was disrupted, CB radio were still able to serve its function as communication device for emergency services as well as to provide vital information.
Today, CB radios are available with various options of styles and specifications, with price ranges from $50 to $200 per unit. It is truly the most effective and also affordable communication device.