Brainstuff
What do the yellow and black wires in a home telephone jack do?
- Autor: Vários
- Narrador: Vários
- Editor: Podcast
- Duración: 0:02:46
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Sinopsis
It only takes two wires to connect a phone, but most house wiring contains four wires. Check out this HowStuffWorks podcast to learn why. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.
