RE: Bill exchangers

2009-02-25 Thread emc-p...@ieee.org
it? -Doug From: emc-p...@ieee.org [mailto:emc-p...@ieee.org] On Behalf Of Ken Javor Sent: Monday, February 23, 2009 5:59 PM To: Untitled Subject: Re: Bill exchangers But a computer power supply nowadays has a direct interface with mains power; therefore it is part of the inherent operation of the

Re: Bill exchangers

2009-02-23 Thread emc-p...@ieee.org
Cc: Untitled > Subject: Re: Bill exchangers > > Hi Ken, > > So is a computer power supply is it not? There are lots of examples of > devices that must be integrated before use > > I'm packing my portable SA and going vending machine hunting > Starting

RE: Bill exchangers

2009-02-23 Thread emc-p...@ieee.org
, Mike Heckrotte From: emc-p...@ieee.org [mailto:emc-p...@ieee.org] On Behalf Of Pickard, Ron Sent: Monday, February 23, 2009 2:57 PM To: emc-p...@ieee.org Subject: RE: Bill exchangers Hi Derek, Given the significance of the emission from either bill

RE: Bill exchangers

2009-02-23 Thread emc-p...@ieee.org
, 2009 4:57 PM To: emc-p...@ieee.org Subject: RE: Bill exchangers Hi Derek, Given the significance of the emission from either bill exchanger, it would appear that suitable EMI attenuation would only be possible through containment (shielding). I am wondering if there is a vendor EMC requirement

Re: Bill exchangers

2009-02-23 Thread emc-p...@ieee.org
In message <49a322be.5030...@aol.com>, dated Mon, 23 Feb 2009, Derek Walton writes: >Can anyone help me understand how they can be on the market with such >poor emissions data? Nobody noticed, or, if they did notice, they did nothing about it. Emission limits are set, intentionally or not, so

RE: Bill exchangers

2009-02-23 Thread emc-p...@ieee.org
, February 23, 2009 4:33 PM To: Untitled Subject: Re: Bill exchangers As long as the OEM understands the lack of EMI control, isn't it up to him to decide what level of EMI to accept from a subsystem within his product? The bill changer isn't an end item device sold to the public, it w

Re: Bill exchangers

2009-02-23 Thread emc-p...@ieee.org
Hi Ken, So is a computer power supply is it not? There are lots of examples of devices that must be integrated before use I'm packing my portable SA and going vending machine hunting Starting with ones that have chocolate in them... EUT operating test reasons only of course... Cheer

Re: Bill exchangers

2009-02-23 Thread emc-p...@ieee.org
As long as the OEM understands the lack of EMI control, isn't it up to him to decide what level of EMI to accept from a subsystem within his product? The bill changer isn't an end item device sold to the public, it will always be integrated into a final product that has to meet EMI requirements; ri