[ARC5] ARC-5 antenna match

Kenneth G. Gordon kgordon2006 at frontier.com
Tue Jul 30 18:33:57 EDT 2013


On 30 Jul 2013 at 16:28, Roy Morgan wrote:

> On Jul 29, 2013, at 12:43 PM, Kenneth G. Gordon
> <kgordon2006 at frontier.com> wrote: 
>
> Another advantage to doing it this way is that the external
> parallel-tuned circuit is a pretty good harmonic filter, as if any was
> needed. 
> 
> Ken,
> 
> A bit of harmonic filtering is good.  I take it that the Command sets
> are pretty good about harmonics as they are - is that so?

It turns out that their harmonic output is unusally low, when they are used 
correctly.

I have a short article, or collection of collated e-mails, written by Dave 
Stinson, concerning his tests with them, and his results. I published them, 
with Dave's permission, to my website some time ago.

It is very informative and interesting.

Here is the URL to it:

http://www.w7ekb.com/glowbugs/Military/DaveStinsonARC5Info.pdf

Beginning on page 4 of this PDF, Dave discusses the harmonic content of 
the output of a few of the transmitters he tested.

I found it extremely illuminating...to say the least!

I hope you will too.

vy 73,

Ken W7EKB


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