17 January 2008

Why the difference?




Have you noticed that the number pads on your telephone and on your calculator are designed differently?


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1 comment:

Mr A said...

http://www.coolquiz.com/trivia/explain/docs/phones.asp

http://electronics.howstuffworks.com/question641.htm

Interesting observation. I tend to believe the telephone dial was a carried-over design from the older rotary phones.

ws

17 January 2008 at 23:41

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