Tagged: calculator

Bug 0

September 9,1945: First Computer Bug Revealed

1945 – Grace Hopper is forever immortalized in the computer world as the first person to find a bug in a computer system. Litterally. The bug was a moth in between Relay #70 on Panel “F” of the Harvard Mark II Aiken Relay Calculator.From there on end, “Bug” meant a problem in a computer system. I guess once the moth was removed, the word “Debug” was also added.BTW – The relay functioned properly after the moth was removed. 1947 – It sounds like that same relay finally failed 2 years later. This Day in Tech History podcast show notes for September...

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Topsy the Elephant on Forepaugh & Sells Brothers Circus 0

January 4, 1904: Edison Electrocutes an Elephant

1904– To show the effects of how dangerous Nikolai Tesla’s Alternating current was, Thomas Alva Edison filmed the electrocution of the elephant, Topsy. This was falsely advertised as the first Elephant to be born in America by the Forepaugh Circus. Topsy was named after a slave girl in the book “Uncle Tom’s Cabin”. Topsy was sold to Cony Island’s Sea Lion park. Her handler, William Whitey Alt, used Topsy to try and go after police. He also was involved in an incident where he used the elephant as an intimidation factor to the local police. Alt was fired and the...

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Osbourne Vixen Computer 0

October 25, 1984: Osbourne Vixen, Encore Debuted

1984– The Osbourne Vixen debuted. Inside was a ZILOG Z80a processor, with 64k RAM and the CP/M OS. Other programs included Wordstar, Supercalc and M-Basic. All this for $1,498.The Encore was also introduced. It was developed by Vadem Inc for $2,195. The computer was an MS-DOS computer with modem and four icon keys. phone, clock, disk and calculator. 2001 – Microsoft released Windows XP Home, Pro for retail. XP used the NT Kernel and merged the consumer desktop OS with the business desktop OS. XP was code-named “Whistler”. This Day in Tech History podcast show notes for October 25 ICANN elects its first...

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IBM 608 calculator 0

October 7, 1954: Goodbye to Vacuum Tube, Hello Transistor

1954 – IBM created the first calculating machine to use solid-state transistors. This was the first nail in the coffin for vacuum tubes.  The end result was a 2,000 transistor calculator no smaller in size and no faster in speed.However, the transistor counterpart was cheaper, took less power and created less heat. IBM went on to make the IBM 608 calculator [stock IBM] 2002– Palm – one of the leaders in handheld electronics – announces the first Zire handheld computer. This was called the “consumer grade” brand of Personal Digital Assistants (PDA). They were meant to be low-cost ($99) and something everyone...

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HP-35 Scientific Calculator 0

January 4, 1972: HP-35 Scientific Calculator

1972 – HP introduces the HP-35 – which was the first handheld scientific calculator. It was named after the fact it had 35 buttons. The unit weighed 9 oz and cost $395. However, this would ultimately be dubbed “The slide-rule killer” Wikazine – Full show notes for January 4 The Dancing Baby Debuts Business Software Alliance offers amnesty to pirates Spam King Stanford Wallace and FTC agreement Podcast: Play in new window | DownloadSubscribe! Apple Podcasts | Android | RSS | More

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