In this interactive object, students read how to calculate the blank size for cylinders in a three-roll pinch roller. A calculator is required for the brief quiz that completes the activity.

In this learning object you'll review color photographs of a Brown & Sharpe Universal Cylindrical Grinder.

In this learning activity you'll review the operation of an Exclusive-NOR gate by using a truth table, a Boolean Algebra equation, a switch analogy, and a written statement.

Students view the layout and operation of a digital logic probe.

Learners read how an inductor opposes a current change when it begins to energize and when it begins to de-energize. A short quiz completes the activity.

In this learning activity you'll explore the operation of frequency division using several different types of counters.

This learning object shows the symbols used to represent the type of pulse required at the clock input to activate flip-flops.

The two types of digital devices, logic gates and flip-flops, and the types of basic operations they perform are presented.

In this animated activity, learners view the flip-flop and read about its outputs, the information it stores, and its storage conditions. A quiz completes the lesson.

Converting hexadecimal, binary and decimal numbers.

Converting hexadecimal, binary and decimal numbers.