Go to www.emccompliance.com. Go to the EMC Info button on the top RHS of
page. Both these PDF files are large!
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From: kim.boll.jen...@lasat.com
To: emc-p...@ieee.org
Subject: MIL-STD-461
Date: Wed, Jan 19, 2000, 11:40 PM
Dear all,
Can someone help me ! I need the MIL-STD-461B
Dave Wilson wrote:
Has anyone come across this unit before? It's referenced in EN55103-2
(Professional Audio/Video Immunity) for audio frequency common mode immunity
testing.
Hi Dave,
Are you sure it isn't dBvu? If my memory serves me right, the VU is a
volume unit commonly used in
Hi Dave
Here is probably more than you ever wanted to know about dBu. It is
extracted from the book Audio Precision Audio Measurement Handbook. Audio
Precision is the world's leading manufacturer of precision audio measuring
and test equipment.
There is also a rather lengthy page discussion on
Hello all,
As a part of the safety testing of our products we have a requirements for a
vibration test. EN50178 (originally DIN VDE 0160) has a 1G sine sweep test
that forces us to go to a nearby environmental test lab. Where we can find
a voice-coil vibration table. The cost for one large
Fire enclosure does not necessarily have to be the outside shell.
It could be contained in an inner V-1 rated box. Or the product may
have been tested to single faults and passed. The outside shell could
then be rated at a lower flammability. As the people in the thread
Has anyone come across this unit before? It's referenced in EN55103-2
(Professional Audio/Video Immunity) for audio frequency common mode immunity
testing.
I realise it may be a misprint, but I thought someone else may have already
looked into it.
Dave Wilson
BABT Product Service
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To Kurt: I believe it is possible to utilized an internal enclosure to
protect against fire (and other hazards) and then, the outer case (the
subject of the NAFM letter) does not need to meet the V-1 requirement. I
know, for a fact, that this technique was utilized in other product lines
Hello group,
I apologize for this question but I'm in a pickle and looking for help and
advise.
We make and sell a Cut-off Saw that is used to cut steal rods. We sold a unit
to a customer in the United States. The unit was shipped with the motor wired
for 220VAC. The customer wants it
According to 4.4.4 of both UL 1950 and EN 60950 monitors should be at least
V-1. 4.4.4 says that fire enclosures of less than 18 kg (about 40 lb.) have
to be at least V-1. For fire enclosures over 18 kg it needs to be 5V. So if
a monitor has a UL mark it should be at least V-1. A monitor case
Hello Group:
The State of Vermont has a labeling law becoming effective 3-1-2000 whcih
requires products which contain mercury-containing components to be labeled
as such and direct the customer/servicer to properly dispose of such
components at the time of replacement.
I understand that
I'm in the process of buying a Dell for USB EMC testing. I'll let you know
how it does. This potenially be a major problem so any input from the group
on success with USB would really help. Virtually all computers now have USB
ports and USB peripherals are becoming more available.
Darrell
We are CE testing a USB device and having problems getting it to pass ESD
due to the host PC locking up. We have tested several competing products
that are similar in design which are all CE marked. Our device seems to be
more immune to contact discharges than theirs, which stop working even
Hi All:
This is my first reply, after reading the mail for a month.
SAE EMC standards for vehicle Emissions Immunity test methods
primarily benefit OEM car manufacturers and their suppliers.
They do not set performance requirements per'se but do offer
performance characteristics and operating
The only plastic we've had problems with is PVC. FR ABS was not.
Dave
__ Reply Separator _
Subject: Re:Plastic materials for use in Europe?
Author: jim_bac...@mail.monarch.com (Jim Bacher) at INTERNET
List-Post:
Joe,
It's been a few years, but Compliance Engineering used to sell Roberts
Antennas - Telescoping dipoles with coax baluns. The telescoping elements
were adjusted (by hand) using a tape measure. We used to mark a standard
inch tape measure with a permanent marker for convenience. They also sold
posting for Kelly... Jim
Reply Separator
Subject:Plastic materials for use in Europe?
Author: Kelly Tsudama ktsud...@cisco.com
List-Post: emc-pstc@listserv.ieee.org
Date: 01/19/00 6:21 PM
Hi
I'm hoping that one of you on this list might be
Hi Carlos,
The mains port is the actual connector on the test item, and during the
measurement of conducted disturbance at the mains port, that port has to be
connected to the LISN via a 1 m long mains cable or mains flexible cord.
If the mains flexible cord provided by the maufacturer is in
Dear all,
Can someone help me ! I need the MIL-STD-461B and C version (I have D version)
can I download these versions form the internet ?
Best regards,
Kim Boll Jensen
-
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I agree with Jim and Carlos ,
If the design includes a specification that in case of a surge impulse
the equipment is switched off, ok that's fine.
It exhibits as specified so full compliance.
If I would like to have that power supply in my electronics, that's
another question.
If that is a
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