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Old January 7th 08, 06:21 PM posted to rec.radio.amateur.antenna
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Default Antenna designs for noise cancellation on HF bands


"cliff wright" wrote in message
...
Hi! Any one come across any designs for recieving antennas for HF
(especially 14 MHz) for use in a situation with a lot of QRN.
This seems to be radiated from local power lines, but despite the lnes in
our subdivision being underground we still get a S6/S7 noise level.
Yes we have contacted the authorities but so far no useful result.
It seems somewhat worse on my 5/8 wave vertical than on my G5RV doublet.
Neither myself no a neighbouring Ham have been able to find a way around
this problem despite us both being experienced "old timers".
Some sort of "noise antenna" and phasing arrangement is contemplated but
we have not as yet found a suitable design.
Any ideas welcome!
73's Cliff Wright ZL1BDA ex G3NIA


I have not tried it myself, but MFJ makes a noise cancelling doo-dad called
the MFJ 1026.
http://www.universal-radio.com/catal...amps/3541.html



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