The circuit has been designed for a person who loves to jog or walk while measuring the distance that have been covered during the activity. 4093 – a quad 2-input NAND with Schmitt trigger inputs ...

The electronic lap counters used at the FINA world championships were a hit among the athletes, giving them a new way of seeing how many lengths are remaining in their distance races. Omega designed a ...

Hello everyone! Today I’m going to discuss a cheap type of useful digital rotation per minute counter (Digital RPM Counter). The 4-Digit LED Display RPM comes with a magnetic proximity sensor switch.

In the summer of 1988, Tatsuo Miyajima, a young Japanese sculptor hitherto unknown in the West, exhibited a piece at the Venice Biennale that one day may well be cited as a monument in late 20th ...

In vehicle racing, a properly tuned suspension is essential for making good time around the track. Weekend Race Warrior [Julian], thought that his right rear suspension might be bottoming out when ...

Ah, the humble Commodore 1530 Datasette drive. It never enjoyed much popularity in the USA, but it was the standard for quite some time in Europe. [DerSchatten13] still uses and loves his 1530. When a ...