Broadcasting Methods
The
earliest form of electronic broad casting is the telephone broad casting. Began
telephone broad casting with the advent of theatro phone systems. Which were telephone
based distribution systems allowing subscribers to listen to live opera and
theatre performances over telephone lines created by French inventor.
The
telephone broad casting also grew to include news paper of telephone service
for news and entertainment programming, which were introduced in the primarily
located in European cities. The telephone based subscription service were the 1st
example of electrical or electronics broad casting and offered a wide programming
variety.
Radio broad casting
The audio
signals sent through the air as radio waves from a transmitter (txr), picked up
by an antenna and sent to the receiver. The radio stations can liked as the
radio network to broad cast common program of radio.
Direct broad cast satellite
The
meant for direct to the home broadcast programming , provides a mix of
traditional radio or television broad cast programming or both with dedicated
satellite radio programming
Television broad casting
The
television broad casting am extension of radio to include videos signal. There
are experimentally invented by the 1925, and commercially invented by the 1930.
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