Transistor Detector Circuit Working Principle: It is possible to achieve amplitude demodulation by using a three-element electronic device. A typical example of such a configuration is illustrated in Fig. 22.51.…
Amplitude Detection Process: Amplitude Detection - The process of demodulation demands that the modulated wave has some definite average value and the carrier wave is separated out. Hence in demodulation…
Difference Between Frequency Modulation and Amplitude Modulation: The Difference Between Frequency Modulation and Amplitude Modulation are discussed below The frequency modulation (FM) has the following advantages over the amplitude modulation…
Types of Amplitude Modulation (AM): As we know already that, one carrier and two sidebands are produced in AM generation. However, it is not essential that all these signals are…
Facsimile (FAX) Machine - Definition, Operation and Applications: In addition to the basic signals consisting of speech, music, or telegraph codes, a telecommunications system is often required to transmit signals…
Basic Elements of Digital Communication System: Figure 23.3 shows the functional diagram and the basic elements of digital communication system. The source output may be either an analog signal like…
PN Junction Diode Applications: An ideal PN Junction Diode Applications is a two terminal polarity sensitive device that has zero resistance (i.e., diode conducts) when it is forward biased and…
Interlocking Components in Electrical Drives: Sensing of signals required for speed and current control loops. Sequencing and interlocking operations are explained in the previous section, whereas this section discusses components…