http://www.articleheaven.net en-us editorial@articlealley.com In this age of modern technology especially with regards to communication, it does perhaps seem odd that a surge in requests for one of the oldest forms of communication seems likely! For instance the CB Radio, or citizens band radio was widely used ac... http://www.articleheaven.net/megaphone-megaphones-and-loud-hailers-2192633.html 19th April 2011