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Old April 19th 07, 02:37 PM posted to rec.radio.amateur.homebrew
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First recorded activity by RadioBanter: Feb 2007
Posts: 3
Default This idea of testing a trap

On Wed, 18 Apr 2007 17:45:54 -0400, Uncle Peter wrote:

"P.Gregory" wrote in message
...
Any others got a thought on this , i have no test gear at all and before
i start i was wondering wether it was worth starting at all , but if i
make a LC parallel resonant trap for say the 40m band , if i soldered a
small 50hm dummy load on one side and then fed the trap on the other
through a vswr meter with very small power could the the trap point be
measured or would the loading of the dummy load pull the resonance off as
i aware there be thousand ohms or so imp there , to save a waste of time
no suggestions to make a coaxial trap i not interested ...cheers paul...


Do you have an antenna analyzer?

Or, wouldn't it be easier just to use a dip meter to
see where the trap is tuned?

Peter



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