[Boatanchors] switching antennas
Steve Ellington
n4lq at carolina.rr.com
Thu Mar 31 13:42:24 EDT 2011
This place has some nice knife switches for high power.
http://www.filnor.com/html/products/knife-switch.php
Steve
N4LQ
----- Original Message -----
From: "Henry Mei'l's" <meils at get2net.dk>
To: <boatanchors at mailman.qth.net>
Sent: Thursday, March 31, 2011 12:04 PM
Subject: [Boatanchors] switching antennas
>I use knife switches and coaxial switches for my end fed antennas, but I
>run a maximum of 90 Watts, usually just 40 Watts.
> I also intend to build a jumper-lead patch-panel using, as already
> mentioned here, banana plug sockets mounted on a plastic,
> or fiber board panel. This will feed to the output terminal of my one of
> my antenna tuners (which I may also rig up
> in an input switching arrangement.
>
> Living up on the 4th floor, I also connect various combinations of ground
> connections often using very primitive alligator clip
> leads; it works but this is also going to be replaced by a combined knife
> switch / jumper patch-panel.
> What I like about knife switches is that you're pretty certain that they
> are either open or closed and it takes a lot of
> volts to jump across an open one. (Assuming you're not too lazy too swing
> the switch fully over to either position!)
>
> Henry
> OZ30 N2NR
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