In my experience, HDMI is a very dirty interface. It takes a well
constructed and shielded HDMI to contain the RFI. In addition, it also
requires a good RF termination of the shield. Jumper wires don't get the
job done!
Dave - WØLEV
On Thu, May 22, 2025 at 9:22 PM Jim McCook <w6ya@cox.net> wrote:
> For now the RFI on the new digital LG TV has been stopped. The solution
> was a type 31 one inch ID snap-on toroid with 4 turns on EACH end of the
> 25' HDMI cable between the new digital receiver and the TV. One toroid
> on either end was not sufficient. None of this was necessary with the
> previous units, which were android units. The same cables were used in
> the new installation. None of the receiver peripherals were changed.
> All speaker leads had previously been wrapped on 1-5/8 ID type 31
> toroids. I still wish I had the old android units. 73, Jim
> _______________________________________________
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>
--
*Dave - WØLEV*
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