Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Hi there.

  1. Feb 23, 2015 #1
    Just working on my bucket list of things I don't know while I still can..
     
  2. jcsd
  3. Feb 23, 2015 #2
    Welcome! What is one item?
     
  4. Feb 23, 2015 #3
    I have always thought of RF signals as requiring a return path to complete the circuit. Yet, I can send a signal out to any point of earth without any apparent return leg. How can that be?
     
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook




Similar Discussions: Hi there.
  1. Hi there! (Replies: 1)

  2. Hi! (Replies: 1)

  3. Hi There. (Replies: 1)

  4. Hi there (Replies: 1)

  5. Hi there (Replies: 1)

Loading...