In this animated object, learners examine a closed-loop feedback system that uses digital circuits to control the position of a gear rack.

Learners examine the electronic components of a digital thermometer.

In this animated activity, learners examine how an electronic converter changes digital signals to analog signals. Sections of a synthesizer are identified, and the operation of a D/A converter is demonstrated.

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

Users read work instructions and view a drawing and calculations for turning on a lathe using a digital readout.

In this learning activity you'll explore the functions and proper operation of a digital multimeter.

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

In this learning activity you'll examine how electronic converters convert between analog voltages and proportional digital signals.

Learners compare animations of analog and digital data signals. A short quiz completes the activity.

In this animated activity, learners follow a step-by-step approach for connecting a digital multimeter to measure resistance. A brief quiz completes the activity.

In this interactive learning object, students read about the voltage and current parameters commonly found on a data sheet. A brief quiz completes the activity.

Learners read an explanation of how to troubleshoot a faulty digital-to-analog converter that has a shorted input.

Students answer 10 questions in a sample exam. This exercise covers number systems, number conversion, logic gates, and combinational design. Feedback is provided.

In this animated activity, learners examine the fundamental operation of a logic probe that is used to detect logic signals in a digital circuit.

In this animated object, learners follow a process for troubleshooting digital integrated circuits on a printed circuit board using a logic probe.

Students read how to determine the elevation of an alignment or cross section where it crosses the TIN.

Learners read how to determine the location of a contour for a specific location given a TIN.

In this animated object, learners examine the operation of a multiplexer and the function of the data input and selector lines. A brief quiz completes the activity.

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.

In this learning activity you'll explore how an Exclusive-OR gate operates by using a truth table, a Boolean Algebra equation, a switch analogy, and a written statement.