http://ericnichols.net/Crystal History.htm
Not many people know just how tenuous our supply of quartz was during WW2...and how crucial that was to the outcome of the war!
Required reading for every electronics tech and engineer.
Eric
Not many people know just how tenuous our supply of quartz was during WW2...and how crucial that was to the outcome of the war!
Required reading for every electronics tech and engineer.
Eric