ocr: ROR an Contains hundred & hundreds ofPC Electronics software & Tools DC Challenge v3.0-a set of exercises for learning or teaching electricity. Fourteen exercises are in this tutorial, including circuit color codes, Power Supply challenge - a simulated linear DC power supply program. The program 1 wai al presents half wave, full wave, and bridge type DC power supply circuits in 3D pictorial format. Digital Challenge - a set of exercises for learning digital electronics. Meter Challenge - Helps you learn about the use of ohmmeters and voltmeters in troubleshooting electronic circuits. DC Circui ...