[DXCommander] shows us his 40 meter two-element vertical antenna build in the video below. A typical Yagi is just a dipole with some slightly longer or shorter elements to direct or reflect the ...
His recent video shows how to put up a workable basic HF antenna in a small backyard. The center of the system is a 49:1 unun. An unun is like a balun, but while a balun goes from balanced line to ...
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24 photographs : albumen ; 7.8 x 10.9 cm, on card 17.4 x 22.4 cm ...
An illustration of a magnifying glass. An illustration of a magnifying glass.
An illustration of a magnifying glass. An illustration of a magnifying glass.
Melbourne : De Gruchy & Leigh 43 Elizabeth St & 324 George St Sydney, 1866 You can order a copy of this work from Copies Direct. Copies Direct supplies reproductions of collection material for a fee.
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