Daily Archive: May 2, 2019

Dave Ulmer 0

2000: The GeoCaching Craze

2000 – Up until May 1, all GPS signals were scrambled for protection. President Bill Clinton announced they would be turning off the Selective Availability (SA) because it didn’t propose a greater threat. But it also gave geeks something new to play with. But what to do? Dave Ulmer ultimately started the GeoCaching phenomenon. He hid a bunch of trinkets out in the woods of Portland, Oregon. He then went to the USENET group sci.geo.satellite-nav and stated “If you take something, leave something”. The Usenet message: From: Dave ([email protected]) Subject: The Great American GPS Stash Hunt! Newsgroups: sci.geo.satellite-nav Date: 2000/05/03 — The...

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Intelsat I, a.k.a. Early Bird 0

1965 – The First Transatlantic Television Signal from “Early Bird” Intelsat I

1965 – Intelsat I, a.k.a. Early Bird, went into service. This geosynchronous satellite sent the first signal between nine different countries. A “One Hour TV Spectacular” was broadcast to Europe from the US, Canada, and Mexico. Intelsat I went up in space on April 6, 1965 and had only 240 voice circuits, so it could only transmit one TV channel at a time. Early Bird was one of three satellites that broadcast the first landing on the moon in 1969. Other Events in the Day in Technology History Excel launches for Macintosh Intel releases 3600MHz Pentium D processor First Microsoft mouse Podcast:...

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