Lowest power required to light up an element, be it LED of light bulb or Neon?
What component (led, bulb, neon...) needs the absolute minimum of energy to light up even dimly ? What I would like to do is to make something like RFID (no batt) that would be able so sense RF field from some distance, 2-3m.
Bio:"Magic is just science we don't understand yet." Let's face the obvious: yesterday we were nerds, today we're the cognitive elite. Let's conquer. Religion is what happens when people can't just acce...read more »