The Compact Quad Multiband HF Antenna

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The Compact Quad Multiband HF Antenna

The resulting design is a loop that is elec-trically 1 λ in the 20 meter band, fed by a matching section with a Z0 of about 800 Ωthat is λ/2 long in the 20 meter band

post 05 Dec 2024

The Compact Quad Multiband HF Antenna

Antenna Quad Links →

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Swiss Quad Portabel
Feeding with feeder to a 1: 4 balun

Teoria sulle cubical quad
Antenna con un superguadagno, si tratta di una doppia quad in parallelo con un'altra identica

Quad Orizzontale tutte le bande dagli 80 ai 2 metri

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Amateur radio kits by Kanga US

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A 2 transistor transmitter from a 9v battery This is a simple project it's a version of the pixie 2 as implemented by w1fb,just the transmitter

Compressor clipper for FT-817 I have described the function of an HF clipper on my website and here I go into some special features of the HF clipper for the FT-817

Capacitive Loaded Vertical Doublet My linear-loaded vertical doublet has been doing an excellent job the past two years, but it's time for a change. I've wanted to play with a twin-T capacitive loaded vertical doublet design

Carico Fittizio 50 ohm Il carico fittizio che vi illustro brevemente è stato realizzato assemblando in parallelo alcuni restore