Software by ETCAI Products

Voltmeter Challenge is designed to help you teach students to analyze wiring and troubleshoot circuits using digital voltmeters. Troubleshooting circuits consists of wiring, resistors, lamps, relays, coils, diodes, switches and PC boards.

Trigonometry Challenge is designed to help students learn to do calculations related to right triangles and sine waves. Solutions to oblique triangles using the Law of Sines and the Law of Cosines are includes.

Solid State Challenge consists of twelve activities to help you teach and learn basic solid-state circuit concepts and troubleshooting. Each use of an activity has new component values and parameters assigned.

This program provides realistic troubleshooting activities of almost unlimited variety on DC Power Supplies. Students practice troubleshooting half-wave, full-wave, and bridge type power supply circuits using a voltmeter or oscilloscope.

Op Amp Challenge is designed to supplement your classroom and textbook instruction on operational amplifiers using interactive experiences to troubleshoot realistic circuits.

Ohmmeter Challenge is designed to help you teach students to analyze wiring and troubleshoot circuits using digital ohmmeters. Activities teach students to find shorted and open circuits in wiring.

Digital Challenge is a set of interactive activities for use in teaching basic digital concepts. The activities give students immediate feedback to reinforce correct responses. All student responses are corrected and graded by the program.

This interactive computer program consists of twenty activities to help teach DC circuit analysis and troubleshooting. Troubleshooting activities include voltmeter and ammeters to use in testing circuits.

Basic Circuits Challenge is an interactive computer program designed to help teach powers of ten, color codes, Ohms Law, series circuits, parallel circuits, combination circuits, and other topics.

This interactive computer program consists of several circuit analysis activities. Realistic troubleshooting activities are also included involving resistors, capacitors, inductors and transformers.