When you buy a cheap ham radio handy-talkie, you usually get a little “rubber ducky” antenna with it. You can also buy many replacement ones that are at least longer. But how good are they? [Learnelectronics] wanted to know, too, so he broke out his NanoVNA and found out that they were all bad, although some were worse than others. You can see the results in the — sometimes fuzzy — video below.
This is a companion discussion topic for the original entry at https://hackaday.com/2024/07/03/vhf-uhf-antennas-the-bad-the-ugly-and-the-even-worse/