2001 - Volume #25, Issue #5, Page #37
Sample Stories From This Issue | List of All Stories In This Issue]

    «Previous    Next»
Phone-Activated Power Switches
You can turn motors and other electric-powered machinery on and off from anywhere with these phone-activated power switches invented by Gerald Pemberton.
  You simply plug them into a socket and then plug the electric device you want to power into the back of the unit. To turn the power on or off, you simply..........


  You must sign in, subscribe or renew to see the page.


   You must sign in, subscribe or renew to see the flip-book



To read the rest of this story, download this issue below or click here to register with your account number.
Order the Issue Containing This Story
2001 - Volume #25, Issue #5