Bill Lawrence schreef er dit over
staat in dit artikelAluminum has some strange properties, and it's the only commercially available metal I know of that can eliminate the buzz caused by light dimmers. An inch thick copper or brass shield cannot reduce the buzz caused by light dimmers but .003 thick aluminum foil can!
http://billlawrence.com/Pages/All_Ab...TeleLovers.htm
dus shielden doe je het best met alu
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