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EIA-Experiment

 Basic Concept and Test  Equipment

1.    Voltmeter usage
2.    Ohmmeter Usage
3.    A Very Simple Circuit
4.    Ammeter usage
5.    Ohm's Law
6.    Nonlinear resistance
7.    Power Dissipation
8.   Circuit with a Switch
9.   Electromagnetism
10. Electromagnetic Induction

DC Circuit 

"DC" stands for Direct Current, which can refer to either voltage or current in a constant polarity or direction, respectively. These experiments are designed to introduce you to several important concepts of electricity related to DC circuits. 

  • Series batteries
  • Parallel batteries
  • Voltage divider
  • Current divider
  • Potentiometer as a Voltage Divider
  • Potentiometer as a Rheostat
  • Precision potentiometer
  • Rheostat range limiting
  • Thermoelectricity
  • Make your own multimeter
  • Sensitive voltage detector
  • Sensitive voltage detector
  • 4-Wire Resistance Measurement
  • A Very Simple Computer
  • Potato battery
  • Capacitor Charging and Discharging
  • Rate-of-change indicator

AC Circuit 

  • Introduction
  • Transformer -- power supply
  • Build a transformer
  • Variable inductor
  • Sensitive audio detector
  • Sensing AC magnetic fields
  • Sensing AC electric fields
  • Automotive alternator
  • Phase shift
  • Sound cancellation
  • Musical keyboard as a signal generator
  • PC Oscilloscope
  • Waveform analysis
  • Inductor-capacitor "tank" circuit
  • Signal coupling