Although it dates back to the early days of the Marconi Company in the 1920s, the Franklin oscillator has remained a ...

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This small inductance-meter is what every beginner in electronics should have to start in electronics. Commercial multimeters all include the ohm-meter function, more rarely that of capacitance meter, ...

Boom Supersonic wants to build the world’s first commercial supersonic airliner. Founded in 2014, the company set out to make air travel dramatically faster — up to twice the speed of today’s ...

In this video, I take a multimeter and show you how to use various functions on the multimeter on how to test a few different things, showing continuity, resistance, voltage, and amperage. President ...

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Capacitance and Tan Delta testing plays a fundamental role in transformer diagnostics. Capacitance measurements reflect the geometric and dielectric properties of transformer insulation, while Tan ...

As leaders in New Mexico’s water community, we remain alarmed by our ongoing water crisis, particularly when it comes to groundwater. That’s why we’ve been working with the New Mexico Groundwater ...

Oceanic manta rays dive to record depths of 1,250 meters (4,100 feet), according to a first-of-its-kind study to examine in detail the extreme deep-diving behavior of these rays. Researchers tracked ...

Editor’s note: This column was produced before Gene Wengert died in 2025. It is printed here in memoriam. Q How deep should needles go in rough or planed lumber using a pin moisture meter? Insulated ...