A look at the QRP Guys UnUnTenna Plus kit, putting it together and testing it with a short vertical wire.
https://qrpguys.com
Note that the wire lengths used in the video are simply a starting point to experiment with which I chose based on previous operations from hotels. The QRP Guys suggest radiating element lengths like 41', 35.5' or 29' and suggest a 1/4 wave counterpoise for the band in use.

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