[Wolf] sent in this site a while back, and I thought that this frequency meter how-to looked pretty useful. It’s based on an Atmel AT89C52 and a gutted multi-meter. The circuit isn’t too bad.

[mircemk] had previously built a frequency counter using an Arduino, with a useful range up to 6 MHz. Now, they’ve implemented a new design on a far more powerful STM32 chip that boosts the ...

As wireless technology becomes increasingly complex and ubiquitous, the importance of accurate and reliable RF testing ...

Clallam County PUD commissioners have updated the agency’s residential meter policy to offer digital, non-transmitting meters as an opt-out option for customers who prefer meters that do not ...

The UK MoD has trialed a new radio-frequency weapon capable of disabling drone swarms for just 10p per shot, offering a ...

Choosing the right fixed-frequency source is critical for AESA systems. Our white paper outlines five key questions RF ...

The British Army has successfully tested an experimental radio frequency directed energy weapon (RF DEW) during its largest ...

Clallam PUD’s commissioners have agreed to update the agency’s Residential Meter Policy 1304 to now offer digital, ...

LTCC-based passive integration accelerates RF design, offering compact, high-performance solutions for 5G, radar, and IoT with improved thermal and frequency stability.