2012 Mar 30 By jayadevanpk 0 comment

The first American commercial computer, designed by J Presper Eckert and John Mauchly, the inventors of ENIAC, turns 61 tomorrow. It used to cost about $ 1 million (~Rs 5.2 cr) each. It could do 1,905 operations per second. Today’s smart phone, say the iPhone 4S which sells for about Rs 45,000 can run about a BILLION operations per second.

(Pic: Univac I. From Wikipedia, the free encyclopedia)

According to  the Computer History Museum, it was delivered to the US Census Bureau on March 31, 1951. This was the first commercial computer to attract widespread public attention. 

Although manufactured by Remington Rand, the machine often was mistakenly referred to as the “IBM UNIVAC” Remington Rand eventually sold 46 machines at more than $1 million each .F.O.B. factory $750,000 plus $185,000 for a high speed printer.

Speed:    1,905 operations per second

nput/output:    magnetic tape, unityper, printer

Memory size:    1,000 12-digit words in delay lines

Memory type:    delay lines, magnetic tape

Technology:    serial vacuum tubes, delay lines, magnetic tape

Floor space:    943 cubic feet

From the Computer History Museum

You might also want to read: “Anyone who has ever sold IBM has regretted it”

Book recommendation- iWoz: Computer Geek to Cult Icon: How I Invented the Personal Computer, Co-Founded Apple, and Had Fun Doing It. Buy from Flipkart.com