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| Both sides previous revisionPrevious revision | Last revisionBoth sides next revision |
| blog:2020-03-01:bc_hydro_rfi [2020/03/05 07:11] – ve7hzf | blog:2020-03-01:bc_hydro_rfi [2020/04/04 07:29] – va7fi |
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| <fc #ff0000>Update:</fc> | <fc #ff0000>Update:</fc> |
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| QRZNow just published an [[https://qrznow.com/finding-annoying-power-line-noise-ham-radio/ |article]] about the [[https://www.mfjenterprises.com/Product.php?productid=MFJ-5008 |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." | QRZNow just 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." |
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