Re: Mobile Phones in EMC Labs

2008-12-10 Thread Vic Gibling
If you ban cell phone use in an EMC lab then you should also consider doing so
in adjacent locations - one side of a door is much the same as the other! 
 
Vic Gibling
 
Vagabond Compliance Engineer


2008/12/9 Luke Turnbull luke.turnb...@trw.com


Hi all,
 
Should we ban the use of mobile phones in our test lab (i.e. outside 
our test
chambers, but in the same EM environment as the sig gens, spectrum analysers,
receivers etc.)?
 
Opinions with reasons would be greatly appreciated.
 
Thanks,
 
Luke Turnbull


Conekt is a trading division of TRW Limited 

Registered in England, No. 872948 

Registered Office Address: Stratford Road, Solihull B90 4AX 

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ESD Generator confidence test

2002-02-25 Thread Vic . Gibling

The ESD standard IEC 61000-4-2 gives details for the manufacture of a
current target, used for verifying the ESD waveform.

I appreciate this could be used as a confidence check before administering
the test, but does anyone have another approach that they would be willing
to share.

Many thanks

Vic Gibling

EMC Engineer

Raytheon Systems Limited


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Evaluation Boards - again

2000-06-14 Thread Vic Gibling

Hi,

Thank you for your previous comments regarding Evaluation Boards. 
Could I raise one issue for further comment.

It has been stated that Evaluation Boards must comply with FCC emc
requirements CFR 47  Part 15.

Another view is that Evaluation Cards are exempt as defined by section
15.103 (c) which states;
 -- A digital device used exclusively as industrial, commercial, or medical
test equipment. --

In Europe I know one Evaluation Board manufacturer gained CE compliance
through the Technical Construction File route. The product exceeded
recognised industrial emc emission levels but was 'passed' by a Competent
Body on the proviso that it's use was restricted to industrial development
premises. Unfortunately I don't now how he dealt with this for the US.

Knowing how these boards are often used - external cables to logic
analysers, additional circuitry connected to expansion ports - the EU
approach is reasonable

Has anyone any comments to offer or suggested sources of information.

Vic

v...@virata.com



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Evaluation Boards

2000-05-22 Thread Vic Gibling

Hi All

As a chip manufacturer we provide Evaluation Boards to licencees for product
development.

I would appreciate any advice, guidance or comments regarding safety and emc
issues with regard to these boards.

Thank you.

Vic Gibling

v...@virata.com



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