Page:Jack Heaton, Wireless Operator (Collins, 1919).djvu/31

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How I Learned Wireless
9

storm the air is charged with electricity and as the aerial is connected with the ground through that switch up there, the electricity as fast as it is formed is carried to the ground and this prevents enough of it from gathering to make a lightning stroke.”

Mother’s eyes brightened hopefully as she looked on this smart boy.

“Isn’t it wonderful!” she said, and went into the house perfectly satisfied that I was in good company.

The next move on my part was to get the receiving apparatus. This consisted of a detector, a tuning coil, a dry cell, a potentiometer, and a pair of head telephone receivers or head-phones as they are called for short. Bob helped me to make the detector because he said he could make a better detector than I could buy. When I got everything ready to hook up I was terribly nervous for I could hardly wait to try them out.

I had a diagram that Charlie gave me which showed exactly how the instruments were connected up, and as I wanted to be able to say “I did it myself,” and without the advice or criticism of any of the fellows, I started to work on