For some reason i tried to replicate what Andrey Melnichenko showed us some time ago.
The effect of having a copy from a magnetic field which is present in an e-core which did not influence the source dipole is a beautiful thing to have.
This is how it looks on the bench..
Video-URL: https://odysee.com/@tankcircuit:a/VID_20230109_132111:c?r=CJW48GgFtfBZfXWVGutqkoeKuXmTFBQq
have a nice day!