Circuit theory 4 min read
How Do Resistors, Capacitors, and Inductors Really Work? 🤔🔌
Introduction 🚀 Electronic circuits are built using three fundamental components: Resistors (R), Capacitors (C), and Inductors (L). These components control…
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How to Reduce EMI in High-Frequency Circuits
Electromagnetic interference (EMI) is a major challenge in high-frequency circuit design. It can degrade performance, cause signal integrity issues, and…
Circuit theory 10 min read
ANALYSING THREE PHASE CIRCUITS
a. For household applications, we use single phase AC supply. But industries or big consumers are consuming large amount of power.…
Circuit theory 9 min read
Two Port RF Networks – Circuit Representation
LOW FREQUENCY PARAMETERS: IMPEDANCE PARAMETERS ADMITTANCE PARAMETERS HYPRID PARAMETERS ABCD PARAMETERS: The ABCD-parameters are known variously as chain, cascade, or…
Circuit theory 1 min read
Filters
Types of Filters Filters are mainly classified into four types based on the band of frequencies that are allowing and / or…
Circuit theory 2 min read
Two-Port Parameter Conversions
Procedure of two port parameter conversions Follow these steps, while converting one set of two port network parameters into the…
Circuit theory 2 min read
Two-Port Networks
In general, it is easy to analyze any electrical network, if it is represented with an equivalent model, which gives…
Circuit theory 2 min read
Analysis of undriven(source free) series RC and RL circuits
Discharging of capacitor through resistor in source free series RC circuit. Or Analysis of undriven or source free series RC…
Circuit theory 4 min read
Current through purely resistive circuit, inductance and capacitance
(i) Current through purely resistive circuit is in phase the applied voltage. (ii) Current through pure inductance lags applied voltage by 90o…
Circuit theory 4 min read
Phasor diagram for a series RLC circuit
RLC Circuit: Consider a circuit in which R, L, and C are connected in series with each other across ac…
Circuit theory 4 min read
Coupled Circuits
An electric circuit is said to be a coupled circuit, when there exists a mutual inductance between the coils (or inductors)…
Circuit theory 4 min read
Parallel Resonance
Parallel Resonance Circuit Diagram If the resonance occurs in parallel RLC circuit, then it is called as Parallel Resonance. Consider the…