Mese: Dicembre 2021
PJ5/W5JON Sint Eustatius. From DXNews.com
PJ5/W5JON will be active from Sint Eustatius Island, IOTA NA – 145, 26 April – 4 May 2022.
Visualizing the effect of a low pass filter on harmonics
I thought I’d share this little experiment, I found it quite interesting. Antenna Antennas Vs Trees May 04, 2021 No…
Measuring Balun Ratios
I have been asked how to measure the ratios of a Balun or an Unun. So if you’re someone who…
Resonant Frequency of Antennas
“The feedline to an antenna will perform better if the antenna has the same impedance. Jim Heath W6LG uses the…
RX Antenna – I Installed a Loop On Ground (LOG) for Ham Radio
“I have never tried a Loop RX antenna actually on the Ground! So today I tried it out for my…
