Technical and operational notes by PG4I

[Antenna's] [march 15, 2021] Making a 160m antenna for a small backyard
[Antenna's, Safety] [march 20, 2018Near field measurements of a magnetic loop and investigation of possible health hazards
[Homebrewing] [december 3, 2017] Making a continuously variable attenuator, is it possible?
[SDR] [oktober 31, 2017] First steps with software defined radio

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