Hello Amund,
The FCC do perform market surveillance on certified products and every TCB
must also perform market surveillance on 5% of the devices they have
certified.
The TCB must report the findings of their surveillance to the FCC each year.
I think the results are not openly reported, but I s
In message
<30787e2ea67f9b4fa5cb137f4b721c6802a90...@vm-29-exchange.snellwilcox.loca
l>, dated Mon, 10 Aug 2015, Robert Dunkerley
writes:
Silly question, but if you are testing a Class II double-insulated
supply with no earth, would you simply ignore the Common Mode parts of
the test eg Su
Hi,
please see IEC 61000-4-5 clause 7.3, which states that no surge is applied in
case of no ground connection.
This is also repeated in many product standards, at least CISPR 14-2 comes to
my mind.
Ari Honkala
From: Robert Dunkerley [mailto:robert.dunker...@snellgroup.com]
Sent: 10. elokuuta 2
IIRC
IIRC, most of the basic principles were explained, with illustrations, in
Albert Smiths early IEE papers published in the 1980s.
I only had a paper copy of those when I started experimenting with his
swept-frequency site calibration methods in the late 80s (at HP) and I
assume that
Hi,
Silly question, but if you are testing a Class II double-insulated supply with
no earth, would you simply ignore the Common Mode parts of the test eg Surge
Immunity (Live to Ground/Neutral to Ground ignored), or is there some other
arrangement to be used?
Many thanks,
Regards,
Very helpful, thanks Brent!
From: Brent DeWitt [mailto:bdew...@ix.netcom.com]
Sent: 08 August 2015 01:19
To: Pawson, James; EMC-PSTC@LISTSERV.IEEE.ORG
Subject: RE: [PSES] Calculating Reflection Angles on OATS/SAC
Hi James,
The image concept again is useful. By definition, the ground reference
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