In this short video I explain how to measure the SWR of your GMRS, CB Radio or ham radio antenna using an SWR meter or an antenna analyzer. I also explain the difference between "good SWR" and a "bad ...

If you’ve ever used an NE602 or similar IC to build a radio, you might have noticed that the datasheet has a “gilbert cell” mixer. What is that? [Electronics for the Inquisitive Experimenter] explains ...

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 ...

Nationalised train company offers £15.30 Exeter to London fares Nationalised train company South Western Railway is offering cut-price fares to make up for months of trouble on its Devon to London ...

National Astronomical Observatories, Chinese Academy of Sciences, A20 Datun Road, Chaoyang District, Beijing 100012, China Key Laboratory for Radio Astronomy, Chinese Academy of Sciences, Nanjing ...

Providing utility professionals with critical information related to the planning, design, construction, operations, maintenance and safety of transmission and distribution facilities, including ...

-Targeted-Communication-Interruption-Device-FM-Jammer- This project builds a small, battery-operated jammer that broadcasts interfering signals to FM radios of frequency 88 MHz to 108 MHz with a ...