The N2PK VNA Brian Flynn GM8BJF What is a VNA? Measures the transmission and reflection properties of a network. Technique has been around since the 1970s ...
HF Vertical Antenna Ground Systems Some Experiments Rudy Severns N6LF antennasbyn6lf.com We ve been using verticals for over 100 years. Is there really anything new ...
Some typical questions on verticals. How much of ground system is it worth putting down? ... Some experimental results ... Some experiments with radials lying ...