Credit(s):3 Lecture Hour(s):1 Vocational Lab Hour(s):3 Prerequisite(s): ELT 1206 or EIC 1201 Formerly ELT 112 Continues to build on ELT 1206and covers advanced concepts of DC-AC circuits. Includes an expanded treatment of power supplies, dual-supply rectifier circuits and Zener diode voltage regulators. Emphasizes troubleshooting.