Relationship to electrical engineering[edit] Electronics is a subfield within the wider electrical engineering academic subject. An academic degree with a major in electronics engineering can be acquired from some universities, while other universities use electrical engineering as the subject. The term electrical engineer is still used in the academic world to include electronic engineers.
In the old days there was a gizmo that plugged into an outlet that you then plugged your light set into that made the set blink on & off. It's so simple that it isn't made anymore. All I want to do is make an LED light set blink on & off. I don't want computer control.
What to Do If My iPhone Display Has No Backlight or Has Dark Screen. If your iPhone display has no backlight or has dark screen, follow the steps below: STEP 1: Toggle the Ring/Silent switch to see if the iPhone vibrates. If it does, the iPhone is getting power but is not displaying any image. STEP 2: Press and hold the Sleep/Wake button for a few seconds until the red slide to power off slider appears, then slide the slider from left to right.