“A corona discharge is an electrical discharge brought on by the ionization of a fluid such as air surrounding a conductor that is electrically charged. Spontaneous corona discharges occur naturally in high-voltage systems unless care is taken to limit the electric field strength. A corona will occur when the strength of the electric field (potential […]
Thanks to George Smith G8AOJ and the RSGB. “For several months I had been experiencing random variable level wide-band impulsive noise across the whole 2m band. This manifested itself at times as a strength seven continuous crackling noise.” Read on to see how George traced the offending noise source. This article is copyright of the […]
If you are unable to resolve your noise issues yourself, it may be necessary to lodge a complaint with third parties or the regulator. Watch the video on this page to gain a better insight into how you’d go about making a formal complaint. Engaging the ACMA should be a LAST RESORT. If you feel […]
The below videos give a real world example of power line noise suffered by Allan VK2CA. The second video shows first hand how you can use a simple VHF/UHF receiver to narrow down the offending power pole. QRM.guru thanks Allan for providing these videos. This video illustrates first-hand the horrible sounds that […]
Use this form to record your contact information and the evidence and facts associated with your noise complaint. Attach any files that support your complaint. Maintain a journal of all your correspondence.
Now you know its power line noise – make sure all your evidence and supporting documents are well organized. You’ve used your DF equipment to narrow it down to a pole and/or location. Ensure you have captured as much information as possible on the Power Line Noise Tracking Template and have supporting files; eg. Video […]