Using the LMC555 CMOS analog timer to set a frequency from < 10Hz to > 100kHz, giving this design a strong dynamic range but ...

When it comes to electromagnetic waves, humans can really only directly perceive a very small part of the overall spectrum, ...

A tiny ham-radio transmitter lets you track a balloon globally ...

Participants set up portable antennas outdoors before heading inside to test frequencies and connect with other operators near and far.

3 arrested after early-morning shots fired in Surrey, police suspect extortion 3 arrested after early-morning shots fired in Surrey, police suspect extortion Police were patrolling the area around ...

Power Division has taken a major step toward improving customer service and operational efficiency through the large-scale rollout of smart meters across electricity distribution companies (DISCOs) in ...

Not only since the total power outage on the Iberian Peninsula last spring has the quality of electrical power supply come into the public eye. The grid frequency is a good indicator of the balance ...

Abstract: High-power radio frequency converters (RFCs) need to deliver a wide-range power against variable load impedance. However, it is difficult to achieve a wide-range power regulation and zero ...

The Winter Field Day Association is once again hosting its annual event this Saturday and Sunday, encouraging ham radio ...