Envelope, carrier and beat frequency equations?

Thread starter izzy93
Start date May 7, 2012
Tags

Beat frequency Carrier Frequency

In summary, the envelope equation is a mathematical expression used to describe the shape and amplitude of an oscillating signal. A carrier frequency is a constant and unmodulated signal used to transmit information over long distances, and it is important in communication systems. The beat frequency equation calculates the difference in frequency between two signals and is related to the carrier frequency. In radio communication, these equations are used to describe, transmit, and demodulate signals. They can also be applied to other forms of communication such as audio and digital signals, as well as light waves.

May 7, 2012

izzy93

Hello,

What are the equations used to calculate the carrier, envelope and beat frequencies?

Thanks

Physics news on Phys.org

May 7, 2012

Drakkith

Mentor

Did you check wikipedia?

http://en.wikipedia.org/wiki/Beat_frequency

May 7, 2012

izzy93

cheers, yeah managed to find ones in the end, but that page's got it all, thanks

Related to Envelope, carrier and beat frequency equations?

1. What is the envelope equation and how is it used?

The envelope equation is a mathematical expression that describes the shape and amplitude of an oscillating signal over time. It is commonly used in signal processing and communication systems to analyze and manipulate signals. It can also be used to identify and remove noise from a signal.

2. What is a carrier frequency and why is it important?

A carrier frequency is a constant and unmodulated signal that is used to carry information in a communication system. It is important because it allows for the efficient transmission of information over long distances without significant loss or distortion.

3. What is the beat frequency equation and how is it related to the carrier frequency?

The beat frequency equation is used to calculate the difference in frequency between two signals that are close in frequency. It is related to the carrier frequency because the beat frequency is the difference between the carrier frequency and the modulating frequency.

4. How are envelope, carrier, and beat frequency equations used in radio communication?

In radio communication, the envelope equation is used to describe the amplitude of the radio wave signal, the carrier frequency is used to transmit the signal over a long distance, and the beat frequency equation is used to demodulate the signal and extract the original information from the carrier wave.

5. Can these equations be applied to other forms of communication besides radio?

Yes, these equations can be applied to other forms of communication such as audio signals, digital signals, and even light waves. They are fundamental concepts in signal processing and can be used in a wide range of communication systems.