Results for: modulation

How is modulation index related to digital modulation?

No modulation index for digital modulation . Full Answer

What are the two types of angle modulation?

Frequency Modulation and Phase Modulation Full Answer

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. Full Answer

Difference between delta modulation and adaptive delta modulation?

in delta modulation, adaptive word is missing.. but in adaptive delta modulation, adaptive word is present.. This the difference between adaptive delta modulation and delta modulation Full Answer

How velocity modulation and density modulation related to each other?

due to velocity modulation density modulation occurs in TWT Full Answer

What is need for modulation?

Need of Modulation: To transfer the message signal from one site another site without any loss for that we are using modulation. Modulation classified in three types. 1.Amplitude modulation. 2.Frequency Modulation. 3.Phase Modulation. Full Answer

When modulation frequency is doubled the modulation index is halved and the modulating voltage remains constant the modulation system is?

the modulation system is of FM Full Answer

What is modulation index?

Modulation index is also called as Modulation depth. The modulation index of a modulation scheme describes by how much the modulated variable of the carrier signal varies around its unmodulated level. Full Answer

What is an example of analog?

AM: Amplitude modulation FM: Frequency modulation PM: Phase modulation Full Answer

Compare pulse code modulation and delta modulation?

what is delta modulation and compare with pcm Full Answer

Why frequency modulation and phase modulation are called angle modulation?

i dont know ans. of this. Full Answer

What are examples of analog?

AM: Amplitude modulation FM: Frequency modulation PM: Phase modulation Full Answer

In which Analog to analog modulation methods does the peak amplitude?

Frequency modulation Phase modulation Full Answer

Why is Angle Modulation called nonlinear modulation?

angle modulation is called non linear modulation because the information is stored in phase of the carrier signal Full Answer

What is the difference between pulse code modulation and delta modulation?

The difference between pulse code modulation and delta modulation is that pulse code modulation is a method of encoding audio information digitally while delta modulation is a method that converts analog to digital signal. Full Answer

What is collector modulation?

Collector modulation is the amplitude modulation in which modulator varies the collector voltage of a transistor. Full Answer

What is signal modulation?

it is a signal that is being influenced by external means. it can be amplitude modulation frequency modulation Full Answer

Advantages of hybrid modulation over digital modulation?

presentation of analog digital hybrid modulation Full Answer

How does quadrature amplitude modulation works?

QAM is a combination of phase modulation & amplitude modulation. Full Answer

What is gmsk modulation?

whatbis GMSK MODULATION ? Full Answer

What are the advantages of digital modulation over analog modulation?

1)digital modulation can easily detect and correct the noise. where as analog modulation has little complexity 2)security is more in digital modulation 3)digital modulated signal can traverse a long distance compared to analog modulation Full Answer

Difference between angle modulation and amplitude modulation?

Both angle and amplitude modulation are involved in radio wavelength patterns. Angle modulation is where the modulating wave manipulates the angle of a sine-wave carrier. The two types of angle modulation include frequency and phase modulation. On the other hand… Full Answer

What type of modulation is usedfor video signal in TV?

Amplitude modulation for video and frequency modulation for audio Full Answer

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. Full Answer

What is the difference between phase modulation and amplitude modulation?

modulation:- the characteristic varying in Carrier signal,according to the message signal if amplitude is changing then amplitude modulation Full Answer

What is square law diode modulator?

Methods of amplitude modulation can be put in the two categories namely Linear modulation methods and Square law modulation methods. Linear modulation method utilizes the linear region of the current voltage characteristics of the amplifying device that is transistor or… Full Answer

What is Modulation index in amplitude modulation?

Themodulation index of a modulation scheme describes by how much the modulated variable of the carrier signal varies around its unmodulated level Full Answer

What is the highest modulation coefficient and percent modulation possible with a conventional AM system without causing excessive distortion?

the highest modulation coefficient is one (1) and percent modulation is 100 Full Answer

Amplitude modulation and frequency modulation range in India?

Normal frequency range for amplitude modulation is 550kHz to 1610kHz Full Answer

In what stage modulation is done on high power amplitude modulation transmission?

In high power AM transmission, modulation is done at Full Answer

What are FM and AM?

Amplitude Modulation (AM) Frequency Modulation (FM) Full Answer

What is Am modulation?

AM imply amplitude modulation of a carrier signal Full Answer