Topic: How FM Demodulation Works
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Answers to Common Questions
How do FM modulation and demodulation work?
In FM modulation, the carrier frequency is modulated (varied) by a frequency corresponding to the information to be transmitted. i.e., it may vary +/- 5 khz for an audio component. The components needed are an oscillator for the carrier fre... Read More »
Source: http://answers.yahoo.com/question/index?qid=20100614100157AAChOTI
How is an electret transducer working as an FM demodulator.?
Most likely the capacitance of the electret microphone and the inductance of connecting wire is acting like a tank circuit. This is allowing the FM signal to get into the amplifier where it is most likely being detected and amplified. Usual... Read More »
Source: http://answers.yahoo.com/question/index?qid=20120111051350AA7zqcR
How demodulator works?
a demodulator sole function is to restore the original modulating signal. it works by removing the Carrier Read More »
Source: http://wiki.answers.com/Q/How_demodulator_works
More Common Questions
Answers to Other Common Questions
FM radio works from sound waves, as does all radio frequencies. FM radio originates the broadcast at local radio stations that have large antennas to send out their signal. Electrical charges are moved up and down on the antenna at the carr...
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Source: http://answers.ask.com/Business/Telecommunications/how_does_fm_ra...
AN FM demodulator is an electronic circuit that accepts a frequency modulated RF carrier frequency (intermediate frequency) on it`s input and produces an audio frequency on it`s output that is proportional in amplitude to the audio frequenc...
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Source: http://answers.yahoo.com/question/index?qid=20100624061134AA92MrU
An FM modulator allows you to be able to hook up an auxiliary device (such as an iPod or satellite radio receiver) through a car's regular radio channels. FM modulators come in many shapes and sizes and have a wide price range.
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Source: http://www.ehow.com/facts_7247356_fm-modulator-work_.html?ref=Tra...
You get the original modulating signal but with a narrower bandwidth. Example: If it were an audio signal was applied to modulate an FM transmitter, the receiver amplifies the received signal from the antenna, passes it through a bandpass f...
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Source: http://answers.yahoo.com/question/index?qid=20120311093548AAHR24Q
FM radio transmitters broadcast the audio from an iPod or other portable media player to the radio in your car stereo. These devices are low-power, so their broadcast signals are designed to only reach your own radio, without disturbing the...
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Source: http://www.ehow.com/how_6374156_work-fm-transmitter-car.html
What is FM? FM radio, one of the cultural explosion elements of the 1960s, came into its prominence in the 1970s. FM stands for frequency modulation, which described how the signal you receive in your radio is sent to your radio and transla...
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Source: http://www.ehow.com/how_5209062_do-fm-radios-work.html
The Basics of Radio In order to understand the particulars of FM radio, we must start with the basic science behind radio technology. Radio waves are capable of transmitting more than just sound. They are the basis for all modern wireless t...
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Source: http://www.ehow.com/how_4690008_fm-radiowaves-work.html
