[sdiy] How to use an analog time-domain multiplexer?

cheater cheater cheater00social at gmail.com
Fri Jun 4 16:18:09 CEST 2021


Nope! It works even with the cheapest analog TVs. Like the portable,
12", color kind.

On Fri, Jun 4, 2021 at 4:14 PM Mike Bryant <mbryant at futurehorizons.com> wrote:
>
>
> > Explain one thing to me... how come I can send NTSC over minijack?
> > That's not RF designed, 50-ohm terminated, or even shielded. It's just a minijack. And the ground is shared with two audio channels, none the less!
>
> Probably because the final generation NTSC decoder in your TV is actually an advanced digital matching filter that works like mad cancelling out reflections and other noise.
>
>
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