Re: France Decree - Public Health Code on personal stereo equipment

2006-01-22 Thread emc-p...@ieee.org
In message 200601220606_mc3-1-b660-e...@compuserve.com, dated Sun, 22 
Jan 2006, Cortland Richmond 72146@compuserve.com writes

 The reason is that there are MANY ways to damage your hearing and
playing a CD player too loud is just one. Also, we don't have any 
evidence that a significant number of people DO play them too loud. The 


Leaving aside whether there is indeed a need for such a limit...

There is significant evidence that some young people are damaging their 
hearing. But this is much more likely to be due to clubbing than to 
portable audio products. Orchestral players wear ear-plugs these days.

It seems to me that the only way to reliably limit the sound pressure 
applied to eardrums is to require a physical limit on the amount of air 
an *earphone* can move.  Without knowing the acoustic efficiency of 
whatever transducer a user has, it is difficult, and perhaps 
impossible, to do so at the electronics end.

Yes, that's what EN 55032-2 simply doesn't work, since that is what it 
tries to do. EN 55032-1 applies to players sold with their headphones, 
limits the sound pressure level from the headphones when fed from the 
player, and the test conditions are with everything 'set to maximum'. 
This isn't realistic even for heavy-metal material, and pretty 
disastrous for classical music.
-- 
OOO - Own Opinions Only. Try www.jmwa.demon.co.uk and www.isce.org.uk
2006 is YMMVI- Your mileage may vary immoderately.

John Woodgate

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Re: France Decree - Public Health Code on personal stereo equipment

2006-01-22 Thread emc-p...@ieee.org
John Woodagate wrote:

 The reason is that there are MANY ways to damage your hearing and 
playing a CD player too loud is just one. Also, we don't have any 
evidence that a significant number of people DO play them too loud. The 

Leaving aside whether there is indeed a need for such a limit... 

It seems to me that the only way to reliably limit the sound pressure
applied to eardrums is to require a physical limit on the amount of air an
*earphone* can move.  Without knowing the acoustic efficiency of whatever
transducer a user has, it is difficult, and perhaps impossible, to do so at
the electronics end. 


Cortland Richmond
KA5S

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RE: France Decree - Public Health Code on personal stereo equipment

2006-01-20 Thread emc-p...@ieee.org
Dear Alain,

Thanks.  Your reply increases the confidence for believing this Decree is
officially published and enacted.
You may like to see the following link where translates the Article L. 5232-1
into English.

http://216.239.39.104/translate_c?hl=en
u=http://www.admi.net/jo/20051228/SANP0524596A.html

http://216.239.39.104/translate_c?hl=en
sl=fru=http://www.admi.net/jo/20051228/

Considering another comment from Mr. John Woodgate, I think John hit the good
points.
That's why we are still hesitant to proceed necessary steps.
Taking acoustic performance, customer/user expectations, and many other
aspects into account, it's hard to decide in order to just meet the France
Decree.

It would be much appreciate if any other comment from the group.

Thanks,

Anderson
HTC Corporation


From: emc-p...@ieee.org [mailto:emc-p...@ieee.org]On Behalf Of
alain.samlai (岑國綸)
Sent: Friday, January 20, 2006 10:20 AM
To: emc-p...@ieee.org
Subject: RE: France Decree - Public Health Code on personal stereo equipment

Dear Anderson,

There is a Decision that has been made for the application of Article L.
5232-1 and published in the French government JO (link:
http://www.legifrance.gouv.fr/WAspad/UnTexteDeJorf?numjo=SANP0524596A ) last
December.

Alain
Giga-Byte


From: Anderson Cheng (TPE) [mailto:anderson_ch...@htc.com.tw]
Sent: Thursday, January 19, 2006 11:33 AM
To: emc-p...@ieee.org
Subject: France Decree - Public Health Code on personal stereo equipment

Hi Folks,

Has anyone heard about the France Decree - Article L. 5232-1 of the Public
Health Code on personal stereo equipment?
It's going to limit SPL (Sound Pressure Level) from personal stereo equipment
to 100 dB.
If this decree has been enacted, then the enforced date will be from 1 May
2006.

I am not sure if this France Decree is still a proposed draft or has been
officially published and enacted?

P.S. Personal Stereo Equipment such as portable apparatus that constitutes
allowing the sound reproduction or the radiophonic reception, or both, by
means of a headphone or earphones diffusing the sound with the ears of the
user and that this one can use while moving.  This may include but not limit
to musical Walkmans, MP3 players, PDAs, and Mobile Phones, etc.

Thanks,

Anderson Cheng
Product Safety  Environmental Manager
HTC Corporation
+886-2-8912 4138 ext. 8393
anderson_ch...@htc.com.tw

CONFIDENTIALITY NOTE : The information in this e-mail is confidential and
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strictly prohibited and may violate applicable laws. If you have received this
e-mail in error, please delete the original message and notify us by return
email or collect call immediately. Thank you.  High Tech Computer Corporation

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RE: France Decree - Public Health Code on personal stereo equipment

2006-01-19 Thread emc-p...@ieee.org
Dear Anderson,

There is a Decision that has been made for the application of Article L.
5232-1 and published in the French government JO (link:
http://www.legifrance.gouv.fr/WAspad/UnTexteDeJorf?numjo=SANP0524596A ) last
December.

Alain
Giga-Byte




From: Anderson Cheng (TPE) [mailto:anderson_ch...@htc.com.tw] 
Sent: Thursday, January 19, 2006 11:33 AM
To: emc-p...@ieee.org
Subject: France Decree - Public Health Code on personal stereo equipment

Hi Folks,

Has anyone heard about the France Decree - Article L. 5232-1 of the Public
Health Code on personal stereo equipment?
It's going to limit SPL (Sound Pressure Level) from personal stereo equipment
to 100 dB.
If this decree has been enacted, then the enforced date will be from 1 May
2006.

I am not sure if this France Decree is still a proposed draft or has been
officially published and enacted?

P.S. Personal Stereo Equipment such as portable apparatus that constitutes
allowing the sound reproduction or the radiophonic reception, or both, by
means of a headphone or earphones diffusing the sound with the ears of the
user and that this one can use while moving.  This may include but not limit
to musical Walkmans, MP3 players, PDAs, and Mobile Phones, etc.

Thanks,

Anderson Cheng
Product Safety  Environmental Manager
HTC Corporation
+886-2-8912 4138 ext. 8393
anderson_ch...@htc.com.tw

CONFIDENTIALITY NOTE : The information in this e-mail is confidential and
privileged; it is intended for use solely by the individual or entity named as
the recipient hereof. Disclosure, copying, distribution, or use of the
contents of this e-mail by persons other than the intended recipient is
strictly prohibited and may violate applicable laws. If you have received this
e-mail in error, please delete the original message and notify us by return
email or collect call immediately. Thank you.  High Tech Computer Corporation

-

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Re: France Decree - Public Health Code on personal stereo equipment

2006-01-19 Thread emc-p...@ieee.org
In message 
a8f96c0643d3fd4abacdbec25ceb58c12ef...@htctpemsg2.htctaipei.htc.com.tw, 
dated Thu, 19 Jan 2006, Anderson Cheng (TPE) 
anderson_ch...@htc.com.tw writes
Has anyone heard about the France Decree - Article L. 5232-1 of the 
Public Health Code on personal stereo equipment? It's going to limit 
SPL (Sound Pressure Level) from personal stereo equipment to 100 dB. If 
this decree has been enacted, then the enforced date will be from 1 May 
2006.

UK objected very strongly in CENELEC about the underlying standard EN 
50332-1. The French Decree initiative exists because they had no success 
in persuading the Commission that a Directive should be enacted.

UK position, endorsed by organizations concerned with hearing loss, is 
that the way to stop people damaging their hearing is public education. 
The reason is that there are MANY ways to damage your hearing and 
playing a CD player too loud is just one. Also, we don't have any 
evidence that a significant number of people DO play them too loud. The 
one item on the site below that mentions players mentions exposure time 
but says nothing about sound level. Otherwise it's very sensible:

http://www.dontlosethemusic.com/home/

I am not sure if this France Decree is still a proposed draft or has 
been officially published and enacted?

Neither do I.
-- 
OOO - Own Opinions Only. Try www.jmwa.demon.co.uk and www.isce.org.uk
2006 is YMMVI- Your mileage may vary immoderately.

John Woodgate

-

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France Decree - Public Health Code on personal stereo equipment

2006-01-18 Thread emc-p...@ieee.org
Hi Folks,

Has anyone heard about the France Decree - Article L. 5232-1 of the Public
Health Code on personal stereo equipment?
It's going to limit SPL (Sound Pressure Level) from personal stereo equipment
to 100 dB.
If this decree has been enacted, then the enforced date will be from 1 May
2006.

I am not sure if this France Decree is still a proposed draft or has been
officially published and enacted?

P.S. Personal Stereo Equipment such as portable apparatus that constitutes
allowing the sound reproduction or the radiophonic reception, or both, by
means of a headphone or earphones diffusing the sound with the ears of the
user and that this one can use while moving.  This may include but not limit
to musical Walkmans, MP3 players, PDAs, and Mobile Phones, etc.

Thanks,

Anderson Cheng
Product Safety  Environmental Manager
HTC Corporation
+886-2-8912 4138 ext. 8393
anderson_ch...@htc.com.tw

CONFIDENTIALITY NOTE : The information in this e-mail is confidential and
privileged; it is intended for use solely by the individual or entity named as
the recipient hereof. Disclosure, copying, distribution, or use of the
contents of this e-mail by persons other than the intended recipient is
strictly prohibited and may violate applicable laws. If you have received this
e-mail in error, please delete the original message and notify us by return
email or collect call immediately. Thank you.  High Tech Computer Corporation

-

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