Activating a RFID transmitter

Discussion in 'Wireless & RF Design' started by Charles Johnson, Sep 16, 2013.

  1. Charles Johnson

    Thread Starter New Member

    Sep 16, 2013
    1
    0
    Team,

    I need an RFID transponder and controller that will beep after they're apart a certain distance (about 5 feet). I need something that will use a low amount of energy.
     
Loading...