Effective HF Bands Noise Cancelling System
By WARCLearn how to improve reception on the hf bands by setting up a noise cancelling system that nulls out local interference. This article describes a system using a 'Main Station Antenna' to receive a wanted signal and associated QRM, and an 'Auxiliary Antenna' to pick up unwanted interference. Gain and phasing controls are used to reduce/remove interference, leaving only the wanted signal. Tips are provided based on the author's personal experience, applicable to commercial noise cancelling products, kit form, or homebrew setups. Discover the importance of configuring the 'Auxiliary Antenna' to optimize your system and improve readability of wanted stations.
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You will find this resource in just one category on our links directory. The title of the main category is QRM Eliminator and it deals mainly with Explore a directory of DIY projects to eliminate interference in amateur radio. Find solutions for QRM and QRN issues with noise killers and cancellers. Enhance your radio experience now!. The link to this resource has been on our site since Sunday Aug 24 2025, and it has been followed 53 times. So far no one has rated it yet. Be the first to rate it!
Last updated: 2025-08-24
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