Tuesday, September 3, 2013

Q&Q sport watch review

A short review of the following sports watches form Q&Q (M102J001Y | M010001 |M010J001Y)

Until now to time my laps I used the phone, but since Sunday, I have a running watch. I chose a Q&Q 150 lap memory watch from Q&Q.


q&q sports running watch 150 laps digital
Q&Q M102J001Y 150 memory lap

Sunday, August 18, 2013

Slide rule, the computer before computers

Some people forget that not computers put a man on the moon. Before the era of lightning fast calculations made with the aid of computers engineers used slide rulers.



slide rule


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