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January 2004 Column |
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This
column started it's fifth year this month. I want to say "thank
you" to my readers.
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 Published in 1935 by Modern Mechanix Publishing Company |
The Omnigraph
It was a device designed for sending pre coded Morse code through
a buzzer. One would listen to the letters while learning the code.
There was a control of some sort, where the speed could be increased
as you learned. And there was a way to change the order of letters
to help eliminate anticipating the next letter being sent.
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Download a pdf file of the original Radio Builder's article:
(right click to download - left click to view) |
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K2TQN@arrl.net |