Re: Band pass filter


I hate to showcase my ignorance but what is a  1µH  and where do I get one?


G. Preston Parker 

5704 E Aire Libre Ave Unit 1025

Scottsdale, AZ 85254


480 499-5427  866 459-5242

480 499-5761 Fax

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On Sun, Nov 17, 2019 at 9:19 AM Lawrence Galea <9h1avlaw@...> wrote: 

As I said, they originally had a 3 el vertical array on MW but one of the masts had collapsed when one of the parafil guys melted due to the high intensity field and collapsed during a storm .


On Sat, Nov 16, 2019 at 4:25 PM iz oos <and2oosiz2@...> wrote:

2.2mH is a large value. I guess its purpose be protection against statics. 1uH has is a low impedance at MW providing some highpass but maybe not enough in presence of a nearby station. Try it in any case.

Il 16/nov/2019 04:15, "MVS Sarma" <mvssarma@...> ha scritto:
Great. Simpler idea. Elektor sdr design by Burkhard Kainka  had 2.2mH inductor across antenna

On Fri, 15 Nov 2019, 11:25 pm Miguel Angelo Bartie via Groups.Io, <> wrote:
A simple way to kill BC AM signals is using a 1µH or less in pararllel with antenna input....
Try ... 

73 from py2ohh miguel

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