ARLA/CLUSTER: Noruega: As lâmpadas de Led´s devem usar sistemas de filtragem por causa das interferências geradas nos sistemas digitais de recepção DAB/DAB+

[João Costa > CT1FBF]

EMC-Filter for LED

The *Academic Radio Club* looks at a DC line filter for dealing with the
noise from polluting LED lights

Since Norway became the first country to shut down the FM-broadcast service
(in favor of a nationwide DAB/DAB+ service) there have been a lot of media
attention on noise from LEDs interfering with DAB reception. Seemingly in
response to this, Biltema, a Scandinavian car centric hardware store, has
started stocking an EMC-filter for dealing with LED noise.

Biltema is known to stock white-label products, and the details on general
consumer electronics can be a bit lacking. Therefore, we decided to do the
only natural thing: buy one and tear it apart.

Read the article at
https://www.la1k.no/2019/08/28/white-label-emc-filter-from-the-hardware-store/

Academic Radio Club
https://twitter.com/la1ark
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