[TowerTalk] tic ring in tandem

Roger D Johnson n1rj at adelphia.net
Tue Sep 7 11:18:29 EDT 2004


Keith Dutson wrote:
> This does not sound like a good solution to me.  Why not call TIC for a
> recommendation?  They are always very helpful to me.
> 
> Keith NM5G
How about a simple DC servo system. A comparator to measure the difference
between the voltages on each direction pot arm and an amp driving relays 
to switch power to the slave unit until the voltages match. I've seen 
this system used many times for antenna tuners.

73, Roger

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