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RE: [TowerTalk] Antenna switch matrices

To: "TowerTalk" <towertalk@contesting.com>
Subject: RE: [TowerTalk] Antenna switch matrices
From: "Keith Dutson" <kjdutson@earthlink.net>
Reply-to: keith@dutson.net
Date: Tue, 17 Aug 2004 16:31:58 -0500
List-post: <mailto:towertalk@contesting.com>
Oops, that should be JAY Terleski.

-----Original Message-----
From: towertalk-bounces@contesting.com
[mailto:towertalk-bounces@contesting.com] On Behalf Of Keith Dutson
Sent: Tuesday, August 17, 2004 4:14 PM
To: TowerTalk
Subject: RE: [TowerTalk] Antenna switch matrices

I think you should call Jim Terleski at http://www.arraysolutions.com.  He
has quite a variety of off-the-shelf switch boxes and SO2R stuff.

Keith NM5G

-----Original Message-----
From: towertalk-bounces@contesting.com
[mailto:towertalk-bounces@contesting.com] On Behalf Of Jim Lux
Sent: Tuesday, August 17, 2004 3:29 PM
To: TowerTalk
Subject: [TowerTalk] Antenna switch matrices

I'm looking for an HF antenna switch matrix (or suitable combination of off
the shelf widgets) that does the following... (this is all pretty standard
in the audio/video switcher business)

4-8 antenna ports
4-8 radio ports

remote control interface that lets any radio select any antenna that's not
currently selected by someone else.

Handles 1kW (doesn't need to hot switch)

grounds unselected antenna ports

Obviously a full crossbar type arrangement could do this.
So could a collection of standard 1 in, N out switches along with a pile of
T adapters and jumpers.
And a microcontroller to select which relays, etc.


An expandable design would be nice (i.e. you could have 4 radios selecting
from among 4 antennas, and then add "switch/patch bays")

Push buttons to select antennas (with feedback) and/or network controllable
would be nice.

Any and all suggestions solicited.





_______________________________________________

See: http://www.mscomputer.com  for "Self Supporting Towers", "Wireless
Weather Stations", and lot's more.  Call Toll Free, 1-800-333-9041 with any
questions and ask for Sherman, W2FLA.

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_______________________________________________

See: http://www.mscomputer.com  for "Self Supporting Towers", "Wireless
Weather Stations", and lot's more.  Call Toll Free, 1-800-333-9041 with any
questions and ask for Sherman, W2FLA.

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

_______________________________________________

See: http://www.mscomputer.com  for "Self Supporting Towers", "Wireless Weather 
Stations", and lot's more.  Call Toll Free, 1-800-333-9041 with any questions 
and ask for Sherman, W2FLA.

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

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