4:1 Current Balun
Today’s bit of homebrew saw me wind and test a 4:1 Current Balun – The PZT Shack features an aerial connection plate in the wall cavity which includes a couple of 1:1 Choke Baluns – One of these is in…
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aerials
Lightweight Dipole Centre
For my /P outings, I make use of a 10m telescopic fishing-pole purchased from SOTAbeams which is able to support a variety of aerial configurations – My preferred being a coax-fed 40m Inverted-V or via 300-ohm balanced feeder as a…
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HF Linked Dipole
This is a really versatile aerial for “portable” operating and is also quite simple to make – It’s a 40m Inverted-V Dipole but with the wires cut at certain points with crocodile-clips soldered onto each piece of wire end. This…
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Coax Power Ratings
A useful thing to know – whether it’s critical as part of a project, or simply as a Ham Radio factoid – just how much power can different types of coax handle? The popular types, RG-58 and RG-213 are listed…
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Shack Plumbing
Routing coax and/or balanced-feeder into the average Shack can be problematic – whether you’re trying to get large coax through an air-brick or attempting to keep balanced-line away from metal objects, it sure tests your skills (and patience!). The PZT…
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