Tagged: vacuum tubes

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November 30, 1959: $2.9 Million IBM 7090 Mainframe

1959 – Want to see a 2.9 million dollar computer? That was the IBM 7090 – a transistorized mainframe computer that was designed for scientific research and tech applications. It replaced the 709 series, which used vacuum tubes. The first two were delivered – one of the 7090’s would be used for the Mercury and Gemini space missions. Check out more on the IBM 7090 This Day in Tech History podcast show notes for November 30 The First Coaxial cable is installed Microsoft Vista is released to Volume licence customers Jeopardy contestant Ken Jennings loses. Podcast: Play in new window |...

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April 23, 1964: Standards Eastern Automatic Computer (SEAC) Decommissioned

1964– The Standards Eastern Automatic Computer (SEAC) is retired after fifteen years. SEAC was the first to use all-diode logic. SEAC was bason on EDVAC. It had 747 vacuum tubes, and the clock rate was under 1 mHz. Full Day in Tech History podcast show notes for April 23 Internet Explorer 2.0 is released for Mac 7.0.1 Carnegie Mellon warns users of the CIH virus Ubuntu 9.04 is released Podcast: Play in new window | DownloadSubscribe! Apple Podcasts | Android | RSS | More

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February 14, 1978: First Micro on a Chip as Speak and Spell was Born

Happy Valentines Day! 1978 – Texas Instruments patented the first “Micro on a Chip” (part of US 4074351). Gary Boone and Michael Cochran of Texas Instruments designed the chip (1971) and then led the group to the patent – spanning from 1974 to 1978. This chip was used in multiple inventions such as garage door openers, burglar alarms and many electronic toys. The chip eventually was the foundation for speech synthesis, which would eventually be used in the Texas Instruments Speak & Spell. Of course, the single chip process also gave advancement to the AI movement. Of course this would not come without controversy...

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February 14, 2005: YouTube is Founded

Happy Valentines Day! 2005 – YouTube, the popular video sharing website, is established by Chad Hurley, Steve Chen and Jawed Karim. The website was registered on February 14th, and didn’t officially launch until November 2005. Google bought out YouTube on October 9, 2006 for $1.65 Billion. With an upload every 20 minutes and over 1 Billion views a day, YouTube has definitely grown to a video powerhouse. Wikazine – Full show notes for February 14 Texas Instruments makes the first “micro on a chip” Lotus Symphony Nintendo releases the Game Boy Advanced SP Podcast: Play in new window | DownloadSubscribe! Apple Podcasts...

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