es
James Pawson
Unit 3 Compliance
www.unit3compliance.co.uk <http://www.unit3compliance.co.uk>
From: Ken Javor [mailto:ken.ja...@emccompliance.com]
Sent: 29 July 2017 16:43
To: EMC-PSTC@LISTSERV.IEEE.ORG
Subject: [PSES] Flicker from LED and CFL light bulbs
503/452-1201
<mailto:p.perk...@ieee.org> p.perk...@ieee.org
From: Bill Owsley [mailto:wdows...@yahoo.com]
Sent: Sunday, July 30, 2017 7:27 PM
To: Pete Perkins ; EMC-PSTC@LISTSERV.IEEE.ORG
Subject: Re: [PSES] Flicker from LED and CFL light bulbs
way, way, back in the day of CRT&#x
t;
To: EMC-PSTC@LISTSERV.IEEE.ORG
Sent: Saturday, July 29, 2017 5:30 PM
Subject: Re: [PSES] Flicker from LED and CFL light bulbs
#yiv2486970431 #yiv2486970431 -- _filtered #yiv2486970431 {panose-1:2 4 5 3 5 4
6 3 2 4;} _filtered #yiv2486970431 {font-family:Calibri;panose-1:2 15 5 2 2 2 4
3
t;
> p.perk...@ieee.org
>
>
>
> *From:* Adam Dixon [mailto:lanterna.viri...@gmail.com]
> *Sent:* Saturday, July 29, 2017 2:10 PM
> *To:* EMC-PSTC@LISTSERV.IEEE.ORG
> *Subject:* Re: [PSES] Flicker from LED and CFL light bulbs
>
>
>
> For reading somewhat more reliable t
Tigard, ORe 97281-3427
503/452-1201
<mailto:p.perk...@ieee.org> p.perk...@ieee.org
From: Adam Dixon [mailto:lanterna.viri...@gmail.com]
Sent: Saturday, July 29, 2017 2:10 PM
To: EMC-PSTC@LISTSERV.IEEE.ORG
Subject: Re: [PSES] Flicker from LED and CFL light bulbs
For reading
*Sat, 29 Jul 2017 19:42:47 +0100
> *To: *
> *Subject: *Re: [PSES] Flicker from LED and CFL light bulbs
>
> It is unwise to give too much credence to anything ‘scientific’ reported
> in British newspapers these days.
>
>
> With best wishes DESIGN IT IN! OOO
supply, which would in fact cycle on and off at twice line frequency.
Ken Javor
Phone: (256) 650-5261
From: John Woodgate
Reply-To: John Woodgate
Date: Sat, 29 Jul 2017 19:42:47 +0100
To:
Subject: Re: [PSES] Flicker from LED and CFL light bulbs
It is unwise to give too much credence to
m manent.
From: Ken Javor [mailto:ken.ja...@emccompliance.com]
Sent: 29 July 2017 16:43
To: EMC-PSTC@LISTSERV.IEEE.ORG
Subject: [PSES] Flicker from LED and CFL light bulbs
Just read an article here:
http://www.dailymail.co.uk/health/article-4739766/Low-energy-LED-lightbulbs-
giving-HEADACHES
E.ORG
Subject: [PSES] Flicker from LED and CFL light bulbs
Just read an article here:
http://www.dailymail.co.uk/health/article-4739766/Low-energy-LED-lightbulbs-giving-HEADACHES.html#newcomment
It says that mains frequency flicker (in the light output) from subject
luminaries causes head
Hi Ken and the group,
The LED bulbs I have, mostly Cree and high quality, take about a second to
extinguish completely after power is removed, about the same as an incandescent
bulb, obviously there is energy storage in the bulb.
I am surprised the Brits are affected by 100 Hz flicker. I could no
Just read an article here:
http://www.dailymail.co.uk/health/article-4739766/Low-energy-LED-lightbulbs-
giving-HEADACHES.html#newcomment
It says that mains frequency flicker (in the light output) from subject
luminaries causes headaches. At least in the USA, I see power supplies
converting ac ma
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