Amateur radio , also known as ham radio , is the use of radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation, self-training, private recreation, radiosport , contesting , and emergency communication. The term "amateur" is used to specify "a duly authorised person interested in radioelectric practice with a purely personal aim and without pecuniary interest;"  either direct monetary or other similar reward and to differentiate it from commercial broadcasting , public safety such as police and fire , or professional two-way radio services such as maritime, aviation, taxis, etc. The amateur radio service amateur service and amateur-satellite service is established by the International Telecommunication Union ITU through the Radio Regulations. National governments regulate technical and operational characteristics of transmissions and issue individual stations licenses with a unique identifying call sign , which must be used in all transmissions. Amateur operators must hold an amateur radio license which is obtained by passing a government test demonstrating adequate technical radio knowledge and legal knowledge of the host government's radio regulations. Radio amateurs are limited to the use of small frequency bands, the amateur radio bands , allocated throughout the radio spectrum , but within these bands are allowed to transmit on any frequency using a variety of voice, text, image, and data communications modes.
Amateur or ham radios may serve as the one of the important means of telecommunication in case of natural disasters or other emergencies. Fully filled up Amateur Radio Examination Application form it will be available at www. Link S1. Pay order as Examination fee Amount will be mentioned in advertisement.
Forgot Password? It is also subject to numerous international agreements. All Amateur Radio operators must be licensed. In the U. The higher the class of license, the more frequencies are available.