How is a keypunch used
what was the original price of an ibm 129 keypunch
A keypunch machine is used to encode data or instructions by punching holes in cards that will be read later by a computer using a punch card reader.
he made the keypunch
90
Entered Data On Computer Cards
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Because the computer can't read my thoughts and I need some way to tell it what I want it to do. When I first started using computers you used punched cards to do that and the keypunch that punched the cards had a keyboard but was not connected to the computer. You punched the deck using the keyboard on the keypunch, then took the deck to the computer's card reader.
The average alphanumeric keypunch speed is around 8,000 to 10,000 keystrokes per hour. However, individual speeds can vary based on experience, skill level, and typing technique.
The keypunch operator entered all the data into the new system.
The 610 was called the "Autopoint Computer", it was basically a modified keypunch connected to an electronics chassis.
W. J. Keys has written: 'A handbook of modern keypunch operation'
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