Re: RF Power Amplifiers

2006-06-12 Thread emc-p...@ieee.org
Dear All, Thank you very much for many members who has replied online and offline. I value your expert comments. So far, I have learned that antenna's VSWR, cable loss (at high frequency), and 80% AM modulation are the factors to count on. The new requirements from the third edition of

Re: China RoHS Common QA

2006-06-12 Thread emc-p...@ieee.org
Hi Michael, An English version is available at http://www.graspllc.com/China_RoHS_Common_Q_A.php. Please note this is not an official translation. This translation is for informational purpose, not for legal advise. Enjoy! Warmest regards, Grace On 6/8/06, M. Loerzer-Mobile

Re: Schematic and Layout Packages (a little off topic)

2006-06-12 Thread emc-p...@ieee.org
Chris, Apologies for taking so long to answer this e-mail, but I got so buried last week I didn't have much of a chance to check this list. Regarding Schematic Layout packages, I don't know much about Proteus. However, John Woodgate was pretty accurate when he said that for schematic layout

Re: RF Power Amplifiers

2006-06-12 Thread emc-p...@ieee.org
Hello as all things said below, there is one more item to be added. The formula is right for the power deliver to the antenna terminal and the field probe sitting direct opposite the transmitting antenna with not influence due to the chamber and antenna polarisaton and free space conditons.

Re: FM 5004 Rental?

2006-06-12 Thread emc-p...@ieee.org
HI Mac I have one here that could be rented... Derek Walton - This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. Website: http://www.ieee-pses.org/ To post a message to the list, send

Employment Opportunity - Contract Position in Marlboro, MA

2006-06-12 Thread emc-p...@ieee.org
Esteemed Colleagues,     Motorola ECC in Marlborough, MA has a contract position (~ 3 months) open for a Hardware Verification Engineer.  This could turn into a full-time position for the right candidate at the right time.  As many of the compliance engineers I have met seem to have

FM 5004 Rental?

2006-06-12 Thread emc-p...@ieee.org
Hello group, Does anyone out there know of a source for leasing / renting FM 5004 field monitors? We are trying to identify a source for backup equipment. Any leads would be greatly appreciated. Best regards, Mac Elliott -

Re: WEEE Labeling of Components vs. Systems

2006-06-12 Thread emc-p...@ieee.org
In message 20060612151511.73191.qm...@web55512.mail.re4.yahoo.com, dated Mon, 12 Jun 2006, Andy Garcia arg...@yahoo.com writes It has always been my understanding that WEEE labeling is required on devices, instruments, apparatus, what have you, but not on any of the sub-assemblies or specific

WEEE Labeling of Components vs. Systems

2006-06-12 Thread emc-p...@ieee.org
Hello everyone, It has always been my understanding that WEEE labeling is required on devices, instruments, apparatus, what have you, but not on any of the sub-assemblies or specific components. I am now told that entities in Europe are requiring that items such as detachable power cords also

WEEE Labeling of Components vs. Systems

2006-06-12 Thread emc-p...@ieee.org
Hello everyone, It has always been my understanding that WEEE labeling is required on devices, instruments, apparatus, what have you, but not on any of the sub-assemblies or specific components. I am now told that entities in Europe are requiring that items such as detachable power cords also

Re: Seaward 'Screened Room'

2006-06-12 Thread emc-p...@ieee.org
Mike, The room always had a green wire ground where ac mains came into the room through the filter panel. That was a single-point reference to the water pipes, for safety and also didn't pollute my room for an RE01 type measurement. But that was a very long ground path, no good at all at rf. I

Re: EN 301 489-1 emissions question

2006-06-12 Thread emc-p...@ieee.org
In message 17191.81.86.19.62.1150098003.squir...@www.kcchosting.co.uk, dated Mon, 12 Jun 2006, Charles Blackham charles.black...@sulisconsultants.com writes However as Point-of-Sale equipment is not typically domestic equipment, if you can state categorically that this is the case, you could

RE: Seaward 'Screened Room'

2006-06-12 Thread emc-p...@ieee.org
Jeff, I examined some metalised fabric for screening purposes some time ago. The screening it offered was never as good as the manufacturers numbers suggested it would be. After the material had been folded a couple of times, the metallisation started to break up and the screening (what there

Re: Seaward 'Screened Room'

2006-06-12 Thread emc-p...@ieee.org
In message 1f928cef5baeeb4cba0364fa52f536ad01234...@tmo-msxvs01.thermo.com, dated Mon, 12 Jun 2006, Hopkins, Michael J. michael.hopk...@thermo.com writes Ken -- I hope your ground rod was bonded to building ground!! That doesn't necessarily apply in UK, although in this case, the 'mains

RE: Seaward 'Screened Room'

2006-06-12 Thread emc-p...@ieee.org
Ken -- I hope your ground rod was bonded to building ground!! Best Regards, Michael Hopkins Manager, Customer Technical Center Process Instruments Division Thermo Electron Corporation One Lowell Research Center Lowell, MA 01852 Tel: +1 978 275 0800 Main +1 978 235 9334 Direct