i. FEDELITY: Is a measure of how well the output of a receiver reproduces the modulation of the signals received…
i. Capacitor (condenser ) microphone. ii. Carbon microphone. iii. Moving coil microphone. iv. Crystal microphone. v. Velocity or ribbon microphone.
Microphone is a transclucer that convert sound signal into electrical signal.
Diode is two terminal devices which conducts with zero resistance when forward biased, and appear as infinite resistance when reverse…
The process of converting A. C. power source into D. C. power source is called rectification. The device used for…
i. Intrisic Semiconductors: Is a pure semi conductor without impurity. ii. Extrisic semiconductors: Is a semi conductor in which a…
The power supply is a circuit that provides the require stable DC output (irrespective of changes in the load current…
i. High voltage power supply: It provides enough high voltage to operate the beam of the cathode ray tube. E.…
1. Do not scatter the screws after dismantling the T. V keep them well 2. Carefully observe the symptoms and…
(1) Higher fidelity i. e. more linear operation. (2) Increased band with i. e. improved frequency response. (3) Highly stabilized…