[hpsdr] Alex - Harmonics On 10m?

[John Ackermann N8UR]

I've put network sweeps of a production Alex at
http://www.febo.com/pages/alex

On 10M, the 2nd harmonic on both RX and TX should be attenuated by 40dB 
or so.

John
----

On 11/8/2011 10:30 PM, John Westmoreland wrote:
> ***** High Performance Software Defined Radio Discussion List *****
>
>
>
>
> Hello All,
>
> Received Alex and have a question - has anyone seen harmonics on 10
> meters?  Just wondering.
>
> I will run a proper VNA sweep on it later this week - but just want to
> ask if there are any existing issues with harmonics on any of the bands
> - namely, 10m.
>
> Note I think I saw something while receiving - I have not tried xmit yet.
>
> 160m and 80m look pretty OK; haven't really looked to hard at the other
> bands just yet.
>
> Hey - great work by you guys - this is a lot of fun.
>
> 73's,
> John W.
> San Jose, CA
> AJ6BC
>
>
>
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