[Milsurplus] Need TCS antenna advice

David Stinson arc5 at ix.netcom.com
Sat May 26 09:56:36 EDT 2007


When using coax-fed 50 ohm antennas,
you should use a variable cap in series with the antenna.
Cap to ground eats power in circulating currents.
If you're lazy like me (and if I remember correctly;
my TCS-12 set has been in storage for ten years), 
just switch the antenna cap control 
to "SERIES" and crank the loading coil to match.
You may lose a watt or two, but it's a lot less clunky.



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