https://padlet.com/27hashb/vbpxhbo965tiaut3 B.Hash 09 - 28 en-us 2021-09-28 13:47:39 UTC 2025-03-01 20:05:56 UTC hello@padlet.com 27hashb https://padlet.com/27hashb/vbpxhbo965tiaut3/wish/1777917879 The Harvard Mark 1 is a room-sized, relay-based calculator.  The Mark 1 produced mathematical tables but was soon superseded by electronic stored-program computers.]]> 2021-09-29 13:00:57 UTC https://padlet.com/27hashb/vbpxhbo965tiaut3/wish/1777917879 27hashb https://padlet.com/27hashb/vbpxhbo965tiaut3/wish/1777944985 Physicist Stan Frankel, intrigued by small, general-purpose computers, developed the MINAC at Caltech. Used for science and engineering as well as simple data processing, the LGP-30 was a “bargain” at less than $50,000 and an early example of a ‘personal computer,’ that is, a computer made for a single user.]]> 2021-09-29 13:08:25 UTC https://padlet.com/27hashb/vbpxhbo965tiaut3/wish/1777944985 27hashb https://padlet.com/27hashb/vbpxhbo965tiaut3/wish/1777962647 HP employees, co-founder Bill Hewlett issues a challenge to his engineers in 1971: fit all of the features of their desktop scientific calculator into a package small enough for his shirt pocket. The HP-35 helped HP become one of the most dominant companies in the handheld calculator market for more than two decades.]]> 2021-09-29 13:13:32 UTC https://padlet.com/27hashb/vbpxhbo965tiaut3/wish/1777962647 27hashb https://padlet.com/27hashb/vbpxhbo965tiaut3/wish/1777986678 2021-09-29 13:20:00 UTC https://padlet.com/27hashb/vbpxhbo965tiaut3/wish/1777986678 27hashb https://padlet.com/27hashb/vbpxhbo965tiaut3/wish/1778008681 2021-09-29 13:24:22 UTC https://padlet.com/27hashb/vbpxhbo965tiaut3/wish/1778008681