New South Wales VHF-DX Group

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Stacking Yagis by Gordon McDonald VK2ZAB (187k Adobe Acrobat file).

This lecture explains why you would want to stack VHF yagi antennas in preference to building a longer yagi and how to build the phasing and matching harness.

RF Complex Impedance Meter by Gordon McDonald VK2ZAB

Lecture Notes by Gordon VK2ZAB (22k)
Technical Notes by Guy VK2KU (19k)
Original article from RF Design (December 1986) by Carl G Lodstrom (423k)
Photo of Gordon's instrument (24k)

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Last updated: 25 September 2002

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