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What can you do with 20 metres of wire?
Switch anything from a distance for $20 (wireless switch review)
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The person who made this was smart (50 MHz antenna coupler)
Gain with an End Fed Zig Zag on 28 MHz (and some 50 MHz magic)
All this for three dollars: 2025 Rosebud Radio Fest Bargains
Tin Can Magnetic loop picks up VHF signals (Tx too)
Tin Can Antenna Coupler - Does it work?
7 reasons to get your Advanced ham qualification in Australia
I built this 2 transistor superhet receiver
Gain with One Wire: Trying an End Fed Zig Zag
