Electrograph /(?)/

E·lec·tro·graph

Electrograph

n.
  1. A mark, record, or tracing, made by the action of electricity.
  2. An apparatus, controlled by electric devices, used to trace designs for etching.
  3. An instrument for the reproduction at a distance of pictures, maps, etc., by means of electricity. [archaic]
  4. An image made by the Röntgen rays; a sciagraph. [archaic]
  5. A cinematograph using the arc light. [archaic]