David Gelfand wrote:
Has anybody heard of this? I tried searching CENELEC site but got nowhere.
Thanks,
David.
David
ENV 55102-1 and ENV 55102-2 were withdrawn in April 1996. They were for
emission and immunity, respectively, for ISDN terminal equipment. The
V in ENV means that
Has anybody heard of this? I tried searching CENELEC site but got nowhere.
Thanks,
David.
-
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I withdraw my comments. I was not aware of any champagne related injures and I
open a bottle almost every Sunday. Thank you for enlightened me.
Hint for the less experienced:
Warm champagne will project the cork with much greater force. Always chill the
bottle for 24 hours before opening. Of
You are always right when you play the safety card. I question a company having
to defend itself against safety issues that are recognizable with a little
common sense.
Should we put warnings on automobiles because if you run into something
stationary you will be injured, or a warning on a
I checked out the referenced web site. Not a whole lot of information, but I
gleaned the following. Since the application is WAN/LAN, the antenna must
be a low directivity broadcast type, probably a quarter wave stub or similar
device. At 2.4 GHz, this amounts to 31 mm, or 1 1/4 . A quarter
Attached is a mandate from the Commission to the EU standards bodies. The
LVD will soon have EMF standards!
EUROPEAN COMMISSION
ENTERPRISE DIRECTORATE-GENERAL
Industrial affairs II: Capital goods industries
Mechanical engineering and electrical engineering
Just to provide a balance here:
My father is Professor of Pathology at Surrey University
in England. He has been involved in cancer research
for most of his professional life.
I have grilled (metaphorically) him on this
issue.
To date, he belives that there is no conclusive evidence
of cell
Your choice of NRTL my be dictated by your customer. Otherwise, the choice
is yours. We had some trouble with UL in the far past when they were very
arrogant, so we moved to a different NRTL. UL has changed and we found them
generally to be customer friendly and responsive, so we moved back a few
The following comment is being forwarded on behalf of a fellow engineer who
is not on this list
-Original Message-
I read a Science News article about using electric current pulses (conducted
or induced) in human tissues to promote healing. Frequency and pulse shape
are critical.
Sounds like Laboratory Equipment, you have NRTL options,
but certainly none better recognized than UL.
-Original Message-
From: Nick Williams n...@conformance.co.uk
To: emc-p...@majordomo.ieee.org emc-p...@majordomo.ieee.org
List-Post: emc-pstc@listserv.ieee.org
Date: Monday, December
Hi all,
We have a product which is under the following standards:
Low-voltage directive EN 60950
Teleterminal directive TBR 003 (ISDN)
EMC directive
FCC part 15 and 68
(and other world wide approvals)
The equipment is very simple:
no user access inside equipment
auto ranging PSU 100 - 240
Ken, Cortland et al.
I've found a link that explains in detail the board details:
http://www.mcc.com/projects/mosc/TVMS-13.html
I'll keep trying to get more details...
Muriel
Ken Javor wrote:
I know it's impolite to answer a question with a question (let alone a host
of questions),
I've been asked to look at a piece of equipment for shipping to the
US, and give some recommendations on what approval would be best for
the equipment.
I'm not at liberty to give great detail but I can say that the
apparatus is for use in hospitals, but not in contact with patients -
it is
[with various snips]
I was surprised to find this warning label...
CONTENTS UNDER PRESSURE. CAP MAY BLOW OFF
CAUSING EYE OR OTHER SERIOUS INJURY.
POINT AWAY FROM FACE AND PEOPLE, ESPECIALLY
WHILE OPENING.
But the physics of a screw-off soda bottle cap just doesn't
seem to have the same
Sean,
Serious question even though this involves a non-electrical product: at
what point do warning labels undermine themselves?
This is a good question. Unfortunately, it's very difficult to answer.
One of the biggest problems is that response to warning labels varies
greatly depending on
Also, filling liquid to very close to the top prevents the bottle from
storing as much energy.
- Robert -
Coca Cola used to lose glass bottles until they reduced the air at the top.
-Original Message-
From: Mark m...@cjbdev.demon.co.uk
To: emc-p...@ieee.org
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