Towertalk
[Top] [All Lists]

[TowerTalk] Fwd: Fwd: Stacking question - another reality data point

To: towertalk@contesting.com
Subject: [TowerTalk] Fwd: Fwd: Stacking question - another reality data point
From: Hans Hammarquist via TowerTalk <towertalk@contesting.com>
Reply-to: Hans Hammarquist <hanslg@aol.com>
Date: Fri, 12 Aug 2016 11:48:34 -0400
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
 And how did it work? I think it could add to the understanding of propagation 
somewhat if we know from where the reflexes come from.

Hans - N2JFS

 

 

-----Original Message-----
From: Dick Green <wc1m73@gmail.com>
To: Hans Hammarquist <hanslg@aol.com>
Cc: towertalk <towertalk@contesting.com>
Sent: Thu, Aug 11, 2016 2:27 pm
Subject: Re: [TowerTalk] Fwd:  Stacking question - another reality data point

It's been done. The 20m 4-stack at KC1XX can be switched by combination of 
antennas or by angle (when all four are selected.) Designed by K1GQ.

73, Dick WC1M

73, Dick WC1M

> On Aug 11, 2016, at 11:48 AM, Hans Hammarquist <hanslg@aol.com> wrote:
> 
> 
> I have had an idea for some time: When you feed all these stacked antennas in 
> phase you will have optimum radiation to the horizon (or just above). My idea 
> is to add switchable delay lines to the higher located antennas. (You could 
> rather easily replace the damping networks in an attenuator with some coax do 
> make this.) Thereby you will be able to get optimum angle for "higher up" 
> propagation. You should select the steps to be small enough not to get "gaps".
> 
> Any taker? (K1TTT?)
> 
> Hans - N2JFS
> 
> 

_______________________________________________



_______________________________________________
TowerTalk mailing list
TowerTalk@contesting.com
http://lists.contesting.com/mailman/listinfo/towertalk

<Prev in Thread] Current Thread [Next in Thread>