Square Law Detector Circuit and Working Principle: The square law detector circuit is used for demodulating moduÂlated signal of small amplitude (i.e., below 1 V) so that the operÂating region…
Square Law Diode Modulator - Circuit Diagram and its V-I Characteristics: Basic circuit of a square law diode modulator is shown in Fig. 22.30. It utilizes the nonlinear region of…
Large Signal Tuned Amplifier - Operation and its Equivalent Circuit: Tuned amplifier circuits are for class A operation and their use is limited to applications in which RF signal has…
Class D Power Amplifiers - Circuit Diagram, Operation and Applications: Historically, audio amplifiers have been configured as class A, class B or class AB and the art of design is…
What is Dual Power Supply? -Circuit Diagram and its Workings? Many discrete and ICs need bipolar (dual power supply or ± V) supplies. This can be easily accomplished with two…
m Derived Filters: m Derived Filters - The first disadvantage of prototype filter sections can be overcome by connecting two or more prototype sections of same type (either all T…
Band Stop Filter: Band Stop Filter stop a range of frequencies between two cut-off frequencies f1 and f2 while pass all the frequencies below f1 and above f2. Thus range…
Band Pass Filter: Band pass filter pass a certain range of frequencies (called as pass band) while attenuate all other frequencies. Such band pass filters can be obtained by connecting…