
What's the modern equivalent of a neon electric tester?
50 years ago, when I was a little boy, I had a neon tester which I would stick in electric outlets to see it light up. I could make it light up by putting one end into the hot side and holding the other end in my hand. The resistance in series with the neon bulb was high enough that I couldn't get shocked that way.
What's the modern equivalent of that gadget?
You can still get the little tester you're describing but you'll probably have to go to an electrical supply company to get one. And I'm pretty sure that JC Whitney still carries one in there catalog. The tester still has uses even today, but I think most pro's handle everything with multimeter pretty much and a noncontact voltage detector.
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