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by _Mihec_
Mon Jul 27, 2020 7:20 am
Forum: General Discussion
Topic: Conform with the RED fail
Replies: 2
Views: 2536

Conform with the RED fail

Hi, after trying to conform our product including ESP32-WROOM-32 with the RADIO EQUIPMENT DIRECTIVE (RED) we fail RF tests because of spurious emission radiated in ~3.3GHz range (see attached chart). There is some kind of frequency sweep which is correlate to WiFi channels. After examination we foun...