Fm Stereo Transmitter Block Diagram. It consists of two sections i audio frequency af section and ii radio frequency rf section. The maximum audio frequency transmitted in fm is 15 khz as compared to 4 5 khz in am.
Agc is a system by means of which the overall gain of radio receiver is varied automatically with the variations in the strength of received signals to maintain the output constant. Block diagram of fm transmitter and receiver and its explanation. Direct fm modulation frequency of the carrier changes according to m t.
The fm radio transmitter has a 200khz wide channel.
It consists of two sections i audio frequency af section and ii radio frequency rf section. Stereophonic fm transmitter block diagram. The audio signal from the output of the microphone is sent to the pre amplifier which boosts the level of the modulating signal. Block diagram of fm transmitter and receiver and its explanation.
