Re: NanoVNA and LPF?

Christopher Maness

He just does trial and error method in his video.  The only difference is doing it before you solder it in the board which I don’t like because the non zero chance of hosing up a trace during the desolder process.


On Wed, Jun 23, 2021 at 10:40 AM Yury Krasouski <krasoffski@...> wrote:

Tune LPF is only half of the way.

You need to tune PA output by L4 to be 50 Ohms or at least close to this value and only than it makes sense to tune LPF with nano VNA.

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