How are magnets used?

Discussion in 'HO Scale Model Trains' started by prodigy2k7, Dec 24, 2006.

  1. prodigy2k7

    prodigy2k7 Member

    Give me everything on magnets, what do they do, how are they used, are they electronic, or just a hunk of metal lol...

    I know nothing of how they are used in RRs except somehow uncoupling cars
  2. Ralph

    Ralph's for fun!

Share This Page