Home › Forums › temp › Constructing Properly Loaded Antennas for the Lower End of the AM Band – Below 800 Khz. › Loading coil for 650 kHz
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Considering you have a 3/4 inch copper pipe of 3-meter antenna and you want to broadcast to 650 kHz, you’ll have to build a 2 inches diameter loading coil and make 406 turns of copper wire (24 AWG).
I’ve calculated it for you based from BOTLOAD2.EXE application (Dos version – still works in Windows) which can be downloaded at the following address:
Good luck with your part 15 radio project.