
1) Apparatus 2) Setup
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https://www.crosswordclues.com/clue/electrograph

instrument for recording electrical potential
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http://phrontistery.info/e.html

• (n.) A mark, record, or tracing, made by the action of electricity. • (n.) An apparatus, controlled by electric devices, used to trace designs for etching. • (n.) An instrument for the reproduction at a distance of pictures, maps, etc., by means of electricity. • (n.) An image made by the Rontgen rays; a sciagraph. • (n.)...
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http://thinkexist.com/dictionary/meaning/electrograph/

<investigation> A mark, record, or tracing, made by the action of electricity. ... (03 Mar 1998) ...
Found on
http://www.encyclo.co.uk/local/20973
E·lec'tro·graph noun [
Electro- +
-graph .] A mark, record, or tracing, made by the action of electricity.
Found on
http://www.encyclo.co.uk/webster/E/18

[
n] - an apparatus for the electrical transmission of pictures 2. [n] - electrical device used for etching by electrolytic means
Found on
http://www.webdictionary.co.uk/definition.php?query=electrograph
noun electrical device used for etching by electrolytic means
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https://www.encyclo.co.uk/local/20974

a curve or plot automatically traced by the action of an electric device, as an electrometer or an electrically controlled pen. · an apparatus for engraving metal plates on cylinders used in printing. · · an apparatus for electrically transmitting pictures. · a picture produced by such a device.
Found on
https://www.infoplease.com/dictionary/electrograph
No exact match found.