Electronic meters may not be tamper-proof, but they are definitely tamper-evident. The reason is simple: an e-meter shows the distance traversed. “If the increments are very fast, then there is ...

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 ...

Electronic energy meters are replacing traditional electromechanical meters in many residential, commercial and industrial applications because of the...For a pdf version of this story, click here.

With regard to retro test gear, one’s thoughts tend to those Nixie-adorned instruments of yore, or the boat-anchor oscilloscopes that came with their own carts simply because there was no other way to ...