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Tone modulation through of modulating a carrier frequency using the charactoristics of a sound, its the method used for telephone

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Q: What is tone modulation?
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Define modulation and modulation index?

a measure of the degree of frequency modulation expressed numerically for a pure tone modulation as the ratio of the frequency deviation to the frequency of the modulating signal.


What characteristic of an audio tone determines the percentage of modulation of an FM broadcast transmitter?

Only the amplitude of the audio tone determines the percentage modulation of an FM transmitter


Why is modulation necessary in signaling?

If you didn't have modulation it'd be the same signal going out the whole time, like a continuous tone - which can't really tell you that much. By modulating the signal you can say much more.


What is clarity and voice modulation?

clarity is the quality of being clearly heard and easily understood; while voice modulation refers to the adjustment of the pitch or tone of voice to become enough to be clearly heard and understood by the audience.


What has the author William Rafferty written?

William Rafferty has written: 'An additional study and implementation of tone calibrated technique of modulation' -- subject(s): Communication


What does AM and FM stand for in radios?

AM - Amplitude Modulation FM - Frequency Modulation


What are the synonyms for accent?

Some synonyms for "accent" include pronunciation, intonation, inflection, and emphasis.


Need for modulation?

modulation


What are the two types of angle modulation?

Frequency Modulation and Phase Modulation


When modulation frequency is double the modulation index is halF and the modulating voltage remains constant the modulation system is?

frequency modulation..


How velocity modulation and density modulation related to each other?

due to velocity modulation density modulation occurs in TWT


What is the difference between frequency modulation and phase modulation?

The difference between frequency modulation and phase modulation is that with frequency modulation the angular frequency of the signal is modified while with the phase modulation, the phase angle of the signal is modified.