Noise Killer Projects

Projects for reducing interference in amateur radio transmissions

A Noise Killer Project is a DIY solution designed to reduce QRM and QRN interferences in amateur radio transmissions. These projects aim to improve reception quality by eliminating unwanted noise from unknown RF sources. By building or utilizing noise killers and cancellers, hams can enhance their radio communication experiences and overcome challenges posed by interference, ensuring clearer and more reliable signals on the HF bands.

  • HF Band QRM/QRN Noise Canceller

    • This noise canceller is suitable for use with a receiver or transceiver and works on ...
    By: raptorzone Hits: 1733 | Votes: 5 | Rating: 8.2

  • K9KLT Power Line QRN Killer

    • A power line noise eliminator designed to eliminate QRN expecially on 40 meters band ...
    By: K9KLT Hits: 1410 | Votes: 1 | Rating: 10

  • Local-noise filter

    • Suppressing noises from your plasma TV or other unwanted signal sources
    By: PA0NHC Hits: 1391 | Votes: 4 | Rating: 7.5

  • Noise Canceller Project

    • This project was intended to accompany the stealth antenna project Author want to see how ...
    By: G8JNJ Hits: 736

  • PlasmaTV QRN Eliminator

    • An improved version of DK9NL QRM Killer with dedicated noise sampling antenna for completely filtering ...
    By: pa0nhc Hits: 925

  • QRM Eleminator by DC2WK

    • A home made project to reduce noises from lower bands an X Phase QRM Eliminator ...
    By: DC2WK Hits: 206

  • QRM killer

    • An home made QRM Eliminator project based on the WA1ION original design used to remove ...
    By: PA4TIM Hits: 1606 | Votes: 1 | Rating: 9

  • VK5TM Noise Canceller

    • Noise Canceller kit originally developed about 1989 by G4WMX and GW3DIX and improved by DK9NL ...
    By: VK5TM Hits: 503 | Votes: 1 | Rating: 10

  • XPhase QRM Eliminator

    • A project with several releases of the Qkiller or QRM eliminator original project by DK9NL ...
    By: I6IBE Hits: 2120 | Votes: 2 | Rating: 10
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