2/13/2011
ECE 162 Lab 4
Experiment: The DC Motor. Build a circuit containing a DC motor and make measurements of
current and torque under different conditions
Purpose:
To study the relationship between current, torque, and rotational speed of a DC
motor
T
3/20/2011
ECE 162 Lab 8
Experiment:
Purpose:
To determine phasor voltage across each element in an RLC circuit.
Theory:
The theory of this lab deals with the phase angle of the voltage across the resistor,
inductor and capacitor vary in an RLC circuit. Wh
3/27/2011
ECE 162 Lab 9
Experiment: Real and reactive power
Purpose: to determine the real and reactive power of RC load
Theory: A load, in general, can have a resistive and a reactive component, and the energy source
will then supply both active and reac
4/2/2011
ECE 162 Lab 10
Experiment: Op-Amp
Purpose: To determine the input-output characteristics of the op amp
Theory: Op amps, or operational amplifiers, can be used to amplify voltage in a circuit. The
output voltage for an op amp can be determined by
4/17/2011
ECE 162 Lab 12
Experiment: Pulse Generator
Purpose: To build a pulse generator
Theory: The output of the astable multivibrator fluctuates between two, nonstable, voltage
levels. It generates a series of pulses. The capacitor charges and discharg
4/5/2011
ECE 162 Lab 11
Experiment: Op-Amp
Purpose: To determine the input-output characteristics of the op amp
Theory: Op amps, or operational amplifiers, can be used to amplify voltage in a circuit. When
powered by an ac source, the voltage output will
3/14/2011
ECE 162 Lab 7
Experiment: Transient circuits and capacitors
Purpose:
To determine the time constant of an RC circuit
Theory:
It is assumed that before the switch is closed (t<0), the voltage across the capacitor
is zero. At t=0, the switch is cl
2/28/2011
ECE 162 Lab 6
Experiment: AC electrical signals and Data Acquisition
Purpose:
The purpose of this experiment was to generate alternating electrical signals,
capture them on the computer, store the data, and calculate the characteristics of
the w
1/22/2011
ECE 162 Lab 1
Experiment: Make measurements of current I passing through a resistor and voltage V
appearing across the resistor for different voltage settings. Plot V vs I and find the
slope of the line.
Purpose:
The purpose of this lab was to i
1/30/2011
ECE 162 Lab 2
Experiment: Build a circuit using resistors and a voltage source. Determine the voltage drops
and current through each resistor.
Purpose:
The purpose of this lab was to verify Kirchoffs current and voltage laws.
Theory:
The experim
2/7/2011
ECE 162 Lab 2
Experiment: Build a circuit using a CdS semiconductor. Apply voltage, measure current, and
calculate electrical properties of the semiconductor.
Purpose:
The purpose of this lab was to determine the electrical material properties of
2/17/2011
ECE 162 Lab 5
Experiment: Thevenin and Norton equivalent circuits.
Purpose:
The purpose of this experiment was to find Thevenin and Norton equivalent
circuits and compare measured current, voltage, and resistance values with their
expected value
4/23/2011
ECE 162 Lab 13
Experiment: Filter
Purpose: To find the frequency response of a filter
Theory: This experiment utilizes a high pass filter. For high pass filters, sinusoids at the input
with frequencies higher than the breakpoint frequency pass t