The IBM Selectric was one of the best selling typewriters of the 1960s and 70s and featured a rather unique digital-binary to analog system that controlled a typeball instead of a row of type bars. Check out this video to look inside.
Courtesy of Bill Hammack of Engineer Guy Video, we’re treated to a peek inside the popular typewriter model and an upclose look at how the unique typeball rotates and tilts to precisely deliver each letter.
IBM Selectric Typewriter & Its Digital to Analogue Converter [Engineer Guy Video]
Jason Fitzpatrick is warranty-voiding DIYer and all around geek. When he's not documenting mods and hacks he's doing his best to make sure a generation of college students graduate knowing they should put their pants on one leg at a time and go on to greatness, just like Bruce Dickinson. You can follow him on Google+ if you'd like.
- Published 07/2/12