Calling ALL Amateur Radio Operators

См. также в других словарях:

• Amateur radio frequency allocations — Amateur radio frequency allocation is done by national telecommunications authorities. Globally, the ITU oversees how much radio spectrum is set aside for amateur radio transmissions. Radio amateurs use a variety of transmission modes, including… …   Wikipedia

• Amateur radio licensing in the United States — In the United States, amateur radio licensing is governed by the Federal Communications Commission (FCC). Licenses to operate an amateur stations for personal use are granted to individuals of any age, free of charge, once they demonstrate an… …   Wikipedia

• Amateur radio repeater — An amateur radio repeater is an electronic device that receives a weak or low level amateur radio signal and retransmits it at a higher level or higher power, so that the signal can cover longer distances without degradation. Many repeaters are… …   Wikipedia

• Maritime mobile amateur radio — An emergency portable boat radio transceiver, Museal ship S/S Sołdek in Gdańsk, Poland Most countries amateur radio licences allow licensed operators to install and use radio transmission equipment while at sea. Such operation is known as… …   Wikipedia

• Radio masts and towers — Masts of the Rugby VLF transmitter in England …   Wikipedia

• Citizens' band radio — Typical 1980s CB base station, used with outdoor antenna. This radio may also be used in an automobile, since it is powered by 13.8V DC. Shown with Astatic Power D 104 desk mic …   Wikipedia

• Two-way radio — receiver which only receives content. Two way radios are available in mobile, stationary base and hand held portable configurations. Hand held radios are often called walkie talkies or handie talkies. A push to talk or Press To Transmit button is …   Wikipedia

• American Radio Relay League — infobox Organization name = American Radio Relay League image border = size = 100px caption = msize = mcaption = abbreviation = ARRL motto = The National Association for Amateur Radio …   Wikipedia

• Timeline of radio — The timeline of radio lists within the history of radio, the technology and events that produced instruments that use radio waves and activities that people undertook. Later, the history is dominated by programming and contents, which is closer… …   Wikipedia

• CB radio in the United Kingdom — CB Radio was first introduced into the United Kingdom around 1972. These dates are hard to confirm accurately; certainly early use was known around the airports in the UK, particularly Stansted in 1973. Some claim that a few illegal CBs were in… …   Wikipedia

• Pirate radio in North America — CubaGovernment propaganda stationsSince the 1960s and the advent of the revolutionary government of Fidel Castro, the United States has engaged in a number of overt and covert political broadcasting operations intended to undermine the government …   Wikipedia