Learners examine the electronic components of a digital thermometer.
Standard Transmission Signals
By Terry Bartelt
Learners examine animations of the most common transmission signals used in automated systems, such as 4 mA to 20 mA, 3 psi to 15 psi, and 0 to 10 volts. A brief quiz completes the activity.
Learners examine the internal components of an optical encoder used in automated manufacturing applications. A brief quiz completes the animated activity.
Voltage, Resistance, and Current Relationships
In this learning activity you'll explain how voltage and resistance in a series circuit affect current flow.
Current Source Approximations
By Patrick Hoppe
Learners examine first and second approximations and view examples of a "stiff" current source.
Measuring Length in the Metric System
By Nabila Dahche
In this learning activity you'll explore how units in the metric system are related to each other and practice locating measurements on a metric line.
How to Convert from One Unit to Another in the Metric System
In this learning activity you'll practice converting from one metric unit to another.
Oscilloscope: DC Voltage Measurements
Learners follow step-by-step instructions for using an oscilloscope to measure DC voltages.
Oscilloscope Frequency Measurements
Learners read a description of how an oscilloscope is used to measure the frequency of a sine wave.
Oscilloscope Phase Shift Measurements
In this animated lesson, learners follow the steps required to read the phase shift difference in degrees between two AC waveforms.
Test your knowledge of multimedia acronyms commonly used in the computer industry.
Weather and Climate Review
Weather and Climate Test Review
Basic Internet concepts for kids
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Give your new group a name.