If, like [Giovanni], you want to keep better track of your usage, you might find value in his DIY energy meter build ... current, frequency, and power factor, so you can really nerd out over ...

Saelig Company, Inc. has introduced the Sensepeek SQG-series of passive high-frequency hands-free oscilloscope probes, designed for both AC and DC GHz applications.

The strength of the electric field generated by the carrier wave of high-frequency current through a power line of power line communication equipment shall be 500 µV per meter or less over 1 km or ...

Kyocera AVX’s BP1206 and BP2816 thin-film bandpass filters provide repeatable and reliable RF performance for wireless applications.