In this video, I'll tell you about a Ferrite Sleeve Loop antenna made from 16 400NN ferrite rods.
Parts needed:
NanoVNA V2_2: https://alii.pub/6y7ic1?erid=2SDnjcVceCy
Capacitor knobs: http://alii.pub/6d6dv2
Capacitor: https://alii.pub/6y7icm?erid=2SDnjckSX2R