Description

The EB-103 is a single board comprehensive instructional module designed to teach basic concepts of AC circuits to technology students.

The module can be operated as a stand-alone unit or integrated to the EB-2000 Computer Managed Laboratory.

Objectives

• Measure peak voltage values with an oscilloscope

• Measure rms voltage values with a vom

• Measure the period of an ac voltage waveform with an oscilloscope

• Determine the peak value of the current from voltage measurements with the oscilloscope

• Determine the rms value of the current from peak current

• Determine the current by the indirect method by measuring the voltage across a resistor with a known value

• Measure the phase angle between the current and voltage

• Determine the value of the capacitive reactance from measured values

• Determine the value of capacitors from the reactance

• Determine the capacity of capacitor connected in series

• Determine the total capacity of capacitors connected in series

• Use the oscilloscope to measure the voltages in a series r/c circuit

• Determine the phase angle in series r/c circuits from measured values

• Determine the impedance of the series e circuit from measured values

• Determine the reactance of an inductor from measurements

• Determine the phase angle from measurements

• Determine the inductive reactance of inductors connected in series

• Determine the input voltage in the series circuit from measured values of resistor and inductor voltages

• Determine the phase angle in the series r/l circuit from measurements

• Determine the impedance of the series r/l circuit rom measured values

• Measure the voltage in parallel r/l circuits

• Measure the phase angle in parallel r/l circuits

• Calculate circuit values from measurement taken in the circuit

• Determine the series resonance frequency from measurements

• Determine the q-factor from measured values

• Determine the q-factor from measured values

• Plot frequency response curves

• Determine the bandwidth from measured values Plot a frequency response curve for a low pass filter

• Determine the cut-off frequency of the high-pass filter

• Determine the attenuation of the high-pass filter

• Determine the frequency response of the l/r low-pass filter from measured values

• Determine the cut-off frequency from measured values

• Determine the bandwidth of the wien bridge circuit

• Determine the turn ratio of transformers from measurements

• Determine the cut-off frequency of a low pass filter from measured value Determine the phase shift at the cut-off frequency by measurements

• Determine the value of capacitors connected in parallel from measured values Determine the primary impedance of the transformer from measurement

• Determine the input and output power of a transformer

• Use transformers as impedance matching device

• Determine the voltages and waveforms of the ac circuits

• Test the various stages in a circuit and locate the faulty stage

• Locate the fault within the stage of a circuit

Recommended Experiments

1. Ac waveform

2. Ac current

3. Capacitors

4. R/c circuits

5. Inductors

6. R/l circuits

7. Resonance

8. R/c filters

9. R/l filters

10. Band pass filters

11. The transformer

12. Troubleshooting