Re:Accounting machines, the IBM 1403, and why printers stand...
by gumby on Tuesday January 22, 2019 @04:10PM
(#18972508)
This is a lovely well-researched article on the origin of a number of otherwise bizarre I/O constants.
E.g. the following: "...why not use 130 instead of 132? Due to the complex alignment between the 1403's chain and the print hammers, a line width divisible by 3 (such as 132) works out better."
E.g. the following: "...why not use 130 instead of 132? Due to the complex alignment between the 1403's chain and the print hammers, a line width divisible by 3 (such as 132) works out better."