Radio is the technology of using radio waves to carry information, such as sound,
.... An audio signal (top) may be carried by an AM or FM radio wave. Amplitude ...
Radio communication is typically in the form of AM radio or FM Radio ...
frequencies which are produced by superposition of some signal upon the carrier
In FM, a radio wave known as the "carrier" or "carrier wave" is modulated in
frequency by the signal that is to be transmitted. The amplitude and phase remain
May 28, 2013 ... Note in the tan area at the left of the illustration below that AM radio waves are of
a lower frequency than either FM radio or TV waves. Thus, as ...
AM and FM use different modulation techniques. AM modulates the carrier by
changing the ... FM signals usually drop of at around 50 miles from the station,
but AM waves can be refracted in the atmosphere resulting in greater range.
Sep 3, 2012 ... Why nowadays FM radio has replaced AM and has become more .... a radio
carrier wave. frequency modulation (FM) conveys information over ...
Apr 6, 2015 ... Radio waves are a type of electromagnetic radiation. ... HF, VHF and UHF bands
include FM radio, broadcast television sound, public service ...
There is a wide range of subcategories contained within radio including AM and
FM radio. Radio waves can be generated by natural sources such as lightning ...
In radio communication, the message signal wave (low frequency) is ... In this
article, we will discuss common difference between AM and FM which will ...
The basic difference between AM and FM radio is contained in their names; AM
stands for amplitude ... The way in which radio waves are manipulated to...