Thanks to Peter VK2EMU for alerting us to this important birthday.
Break Glass in Case of Battery Failure
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*16 Slide Rules in a Glass Case*
The Slide Rule is as old as dirt dating back to 1622 and invented by an
English Clergyman and Mathematician named Will...
39 minutes ago
That is quite interesting. As long as the dish is structurally sound, upgrades to the electronics will keep it operating for many years to come.
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