Home
Class 12
PHYSICS
What is a transmitter ?...

What is a transmitter ?

Text Solution

Verified by Experts

A transmitter is a device that processes an incoming signal so as to make it suitable for transmission, and then transmits it through a communication channel.
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • VERY SHORT ANSWER QUESTIONS

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise SEMICONDUCTORS|12 Videos

  • SOLVED PROBLEMS-II

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise Assignments|5 Videos

Similar Questions

Explore conceptually related problems

If reflectance of a surface is 0.4 and absorptance is 0.2. What is the transmittance of the surface

What are the components of a transmitter ?

Knowledge Check

  • A radio transmitter at position A operates at a wavelength of 20 m . A second , identical transmitter is located at a distance x from the first transmitter , at position B . The transmitters are phase locked together such that the second transmitter is lagging pi//2 out of phase with the first . For which of the following values of BC - CA will the intensity at C be maximum .

    A
    `BC - CA = 60 m`
    B
    `BC - CA = 65 m`
    C
    `BC - CA = 55 m`
    D
    `BC - CA = 75 m`

  • Basic components of a transmitter are:

    A
    message signal generator and antenna
    B
    modulator and antenna
    C
    signal generator and modulator
    D
    message signal generator, modulator and antenna

  • Figure shows a block diagram of a transmitter. Identify the boxes X and Y ?

    A
    Amlitude modulator, detector
    B
    Dectector, power amlifer
    C
    Amplitude modulator, power amplifier
    D
    Capacitor, Detector

    • Similar Questions

    Explore conceptually related problems

    A broadcast radio transmitter radiates 10 kW when the modulation percentage is 60. How much of this is carrier power?

    A device X can convert one form to energy into another. Another device Y can be regarded as a combination of transmitter and receiver. Name of the devices X and Y.

    A broadcast radio transmitter radiates 12 kW when percentage of modulation is 50% , then the unmodulated carrier power is

    A: Modulator is an essential component of a transmitter. R: Modulator superimposes a low frequency message signal on a high frequency carrier wave.

    If V_(c) is amplitude of carrier wave in AM transmitter where modulation factor is m then amplitude of side bands can be

    Home
    Profile