How the Vacuum Tube Works

How the Vacuum Tube Works

John Howard Morecroft, 1881-1934, was an electrical engineer professor at Columbia University and at the Pratt institute. He was also the expert scientist for the US Navy during WW1. and worked in the laboratory of M. I. Pupin in submarine detection for the Navy. He served as president of the IRE in 1924, wrote several books on radio engineering and served on a wide range of consulting practices.

This 2-part article appeared in the Radio News Magazines in May and June, 1924

Click on the pictures below up to 2 times to enlarge.

  • Sources:
  • Experimentor Publishing Company, Radio News Magazine, May & June, 1924.

Leave a Reply

Your email address will not be published.

This site uses Akismet to reduce spam. Learn how your comment data is processed.