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| howto:bchydrorfi [2020/08/25 17:15] – [BC Hydro RFI] va7fi | howto:bchydrorfi [2021/06/19 18:32] (current) – [BC Hydro RFI] va7fi |
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| QRZNow published an [[https://qrznow.com/finding-annoying-power-line-noise-ham-radio/ |article]] about the [[https://www.hamradio.com/detail.cfm?pid=H0-012490 |MFJ-5008]], an ultrasonic receiver with parabolic dish that's "tuned to the ultrasonic range of 40 KHz allowing you to hear the ultrasonic noise generated by the corona discharge and arcing connections that generate the power line static on your radio." If anyone gets one, please report back on its efficacy. | QRZNow published an [[https://qrznow.com/finding-annoying-power-line-noise-ham-radio/ |article]] about the [[https://www.hamradio.com/detail.cfm?pid=H0-012490 |MFJ-5008]], an ultrasonic receiver with parabolic dish that's "tuned to the ultrasonic range of 40 KHz allowing you to hear the ultrasonic noise generated by the corona discharge and arcing connections that generate the power line static on your radio." If anyone gets one, please report back on its efficacy. |
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| | This [[http://www.arrl.org/power-line-noise-faq |ARRL Power-Line Noise FAQ]] is also really informative. |
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