Directory listing of electrical technician - Service Technician Blog Pages - Lately, there has been a lot of buzz about 3D projection mapping. Prepare to be astonished. Electric service forum pages and blogs on wall socket diagnosis, circuit breaker troubleshooting, faulty wiring inspection. But many people were introduced to projection mapping from the coverage of the Winter Olympics in Sochi this year or from the viral video of projection mapping shown below, a pre-game show on the court floor at a Cleveland Cavaliers game. I first heard about it from an electronic music enthusiast who plans to acquire projection mapping software and add this extreme visual component to his live shows ..More