Is this antenna good or bad, and for which frequency is it useful? A question I am often asked. Because a lousy antenna reduces the range of ... ... <看更多>

A VNA can be very helpful for RF experiments so I decided to build one for my next project. I already own a pocketVNA, however I found some issues with it and ... ... <看更多>

Other event by 太克台灣Tektronix Taiwan on Tuesday, April 23 2019. ... <看更多>