RE: Humidity and Radiated Emissions Tests

2006-01-18 Thread emc-p...@ieee.org
...@ieee.org Subject: Humidity and Radiated Emissions Tests Colleagues, What is your opinion - does relative humidity have an effect on radiated emissions testing [as long as there is no condensation on the EUT]? Just curious as to the thoughts out there [or experiences] Best regards, Mac

Re: Humidity and Radiated Emissions Tests

2006-01-13 Thread emc-p...@ieee.org
In message 20060113213741.90815.qm...@web36805.mail.mud.yahoo.com, dated Fri, 13 Jan 2006, Hans htm...@yahoo.com writes There are formulae for calculating the ERP/EIRP power loss due to moisture content in the air. Typically used when calculating point to point microwave links over several

Re: Humidity and Radiated Emissions Tests

2006-01-13 Thread emc-p...@ieee.org
There are formulae for calculating the ERP/EIRP power loss due to moisture content in the air. Typically used when calculating point to point microwave links over several miles and especially over a water body. It seems the loss is near neglible within a 10m distance. Hans Best Regards Hans

RE: Humidity and Radiated Emissions Tests

2006-01-13 Thread emc-p...@ieee.org
, January 13, 2006 11:42 AM To: Elliott Mac-FME001; emc-p...@ieee.org Subject: RE: Humidity and Radiated Emissions Tests Interesting question! Water is a dielectric with absorptive properties that are frequency dependant. The most well-known peak absorption is the microwave oven 2.4GHz frequency

RE: Humidity and Radiated Emissions Tests

2006-01-13 Thread emc-p...@ieee.org
. _ From: emc-p...@ieee.org [mailto:emc-p...@ieee.org] On Behalf Of Elliott Mac-FME001 Sent: Friday, January 13, 2006 11:20 AM To: emc-p...@ieee.org Subject: Humidity and Radiated Emissions Tests Colleagues, What is your opinion - does relative humidity have an effect on radiated

Re: Humidity and Radiated Emissions Tests

2006-01-13 Thread emc-p...@ieee.org
In message 54ffbe24c443bc45b8deb804650d2d2ba3a...@ct11exm64.ds.mot.com, dated Fri, 13 Jan 2006, Elliott Mac-FME001 fme...@motorola.com writes What is your opinion - does relative humidity have an effect on radiated emissions testing [as long as there is no condensation on the EUT]? The phases

RE: Humidity and Radiated Emissions Tests

2006-01-13 Thread emc-p...@ieee.org
, January 13, 2006 11:20 AM To: emc-p...@ieee.org Subject: Humidity and Radiated Emissions Tests Colleagues, What is your opinion - does relative humidity have an effect on radiated emissions testing [as long as there is no condensation on the EUT]? Just curious as to the thoughts out

RE: Humidity and Radiated Emissions Tests

2006-01-13 Thread emc-p...@ieee.org
and Radiated Emissions Tests Colleagues, What is your opinion - does relative humidity have an effect on radiated emissions testing [as long as there is no condensation on the EUT]? Just curious as to the thoughts out there [or experiences] Best regards, Mac

Humidity and Radiated Emissions Tests

2006-01-13 Thread emc-p...@ieee.org
Colleagues, What is your opinion - does relative humidity have an effect on radiated emissions testing [as long as there is no condensation on the EUT]? Just curious as to the thoughts out there [or experiences] Best regards, Mac -