The device is a simple, small, and cheap frequency meter with out any hard to find components to be able to measure frequencies up to 40 MHz while having below 1% errors. Most of the analog and ...

This frequency meter project squeezes a lot of performance out of the ATtiny2313 microcontroller. That chip does all of the work, measuring the frequency on the input pin as well as multiplexing the ...

This sound frequency meter circuit is simple to build and can be constructed in a portable format. In can measure frequencies with a minimum level of 10 mVrms and a maximum frequency of up to 100kHz.

Yozo Shimada and Kazuhiro Shimaoka, Electromagnetic Waves Division, the Metrology Institute of Japan of the National Institute of Advanced Industrial Science and Technology (AIST; President: Ryoji ...

The mobile technology will now help the power department to detect electricity theft. The department plans to install radio frequency meters in electronic meters installed in homes. The device, which ...

The Wood Dale City Council has agreed to buy 344 radio frequency water meters at a cost of $50,000 for a pilot program aimed at collecting data to determine whether the technology increases the ...

You think of digital displays as modern, but the idea isn’t that new. We had clocks, for example, with wheels and flip digits for years. The Racal frequency counter that [Thomas Scherrer] is playing ...

After launching radio frequency meters, Madhya Pradesh Paschim Kshetra Vidyut Vitaran Company Limited (MPPKVVCL) is now contemplating to put Bluetooth enabled smart electricity meters on use to ...