[Elecraft] Antenna Noise Phasing device

[KEN BROWN]

qrnsq.txt
Yes,  this uses two antenna signals,  the desired signal and
the noise signal.   The idea is to phase out the undesired signal. 
Commercial types have been available.
Phase device is called QRN SQUASHER MK-III

QRN Squasher- Doug DeMaw, W1FB, CQ Magazine, June 1996. 
QRN Squasher Upgrades, Doug DeMaw, W1FB, CQ Magazine,
July, 1997, p. 62-67.  Schematic diagram, theory, and details.
Note:  footnotes,  a FAR Circuits board info to order.

Discusses phasing transformer T3, and noise cancelling
techniques.





Ken Brown N4SO
Mobile, AL  EM50tk
K2  S/N 3394
N4SO@arrl.net


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