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Electronics Tutorials
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Basic Concepts of Electricity
Static Electricity
Conductors, Insulators, and Electron Flow
Electric Circuits
Voltage and Current
Resistance
Voltage and Current in a Practical Circuit
Conventional versus Electron Flow
Ohm's Law
How Voltage, Current and Resistance relate
An analogy for Ohm's Law
Power in Electric Circuits
Calculating Electric Power
Resistors
Nonlinear Conduction
Circuit Wiring
Polarity of Voltage Drops
Computer Simulation of Electric Circuits
Electrical Safety
The Importance of Electrical Safety
Physiological effects of Electricity
Shock Current Path
Ohm's Law (again!)
Safe Practices
Emergency Response
Common sources of Hazard
Safe Circuit Design
Safe Meter Usage
Electric Shock Data
Scientific Notation and Metric Prefixes
Scientific Notation
Arithmetic with Scientific Notation
Metric Notation
Metric Prefix Conversions
Hand Calculator Use
Scientific Notation in SPICE
Series and Parallel Circuits
What are Series and Parallel circuits?
Simple Series Circuits
Simple Parallel Circuits
Conductance
Power Calculations
Correct use of Ohm's Law
Component Failure Analysis
Building Simple Resistor Circuits
Divider Circuits and Kirchhoff's Laws
Voltage Divider Circuits
Kirchhoff's Voltage Law (KVL)
Current Divider Circuits
Kirchhoff's Current Law (KCL)
Series-Parallel Combination Circuits
What is a Series-Parallel Circuit?
Analysis Technique
Re-drawing Complex Schematics
Component Failure Analysis
Building Series-Parallel Resistor Circuits
DC Metering Circuits
What is a Meter?
Voltmeter Design
Voltmeter impact on Measured Circuit
Ammeter Design
Ammeter impact on Measured Circuit
Ohmmeter Design
High Voltage Ohmmeters
Multimeters
Kelvin (4-wire) Resistance Measurement
Bridge Circuits
Wattmeter Design
Creating Custom Calibration Resistances
Electrical Instrumentation Signals
Analog and Digital Signals
Voltage Signal Systems
Current Signal Systems
Tachogenerators
Thermocouples
pH Measurement
Strain Gauges
DC Network Ananlysis
What is Network Analysis?
Branch Current Method
Mesh Current Method
Mesh Current by Inspection
Node Voltage Method
Introduction to Network Theorems
Millman's Theorem
Superposition Theorem
Thevenin's Theorem
Norton's Theorem
Thevenin-Norton Equivalencies
Millman's Theorem Revisited
Maximum Power Transfer Theorem
Δ-Y and Y-Δ conversions
Batteries and Power Systems
Electron Activity in Chemical Reactions
Battery Construction
Battery Ratings
Special Purpose Batteries
Practical Considerations
The Physics of Conductors and Insulators
Conductors and Insulators
Conductor Size
Conductor Ampacity
Fuses
Specific Resistance
Temperature Coefficient of Resistance
Superconductivity
Insulator Breakdown Voltage
Capacitors
Electric Fields and Capacitance
Capacitors and Calculus
Factors Affecting Capacitance
Series and Parallel Capacitors
Practical Considerations
Magnetism and Electromagnetism
Permanent Magnets
Electromagnetism
Magnetic Units of Measurement
Permeability and Saturation
Electromagnetic Induction
Mutual Inductance
Inductors
Magnetic Fields and Inductance
Inductors and Calculus
Factors Affecting Inductance
Series and Parallel Inductors
Practical Considerations
RC and L/R Time Constants
Electrical Transients
Inductor Transient Response
Voltage and Current Calculations
Why L/R and not LR?
Complex Voltage and Current Calculations
Complex Circuits
Solving for Unknown Time
