Re: [PSES] ISO17025 Antenna Calibration

nothing to gain by being a fan. Just am. Brent DeWitt Milford, MA From: Wiseman, Joshua [mailto:joshua.wise...@orthoclinicaldiagnostics.com] Sent: Tuesday, March 06, 2018 1:08 PM To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: Re: [PSES] ISO17025 Antenna Calibration Oops, thanks for the correction

Re: [PSES] ISO17025 Antenna Calibration

, March 06, 2018 7:52 AM To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: [PSES] ISO17025 Antenna Calibration Hi Can anyone suggest a US based antenna calibration facility that provides ISO 17025 accredited calibration to ANSI 63.5. A Google search doesn't point to obvious suppliers. They must

Re: [PSES] ISO17025 Antenna Calibration

8:43 AM To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: Re: [PSES] ISO17025 Antenna Calibration John, We're using Liberty Labs (formerly Keysight). In Kimbalton, IA. Cindy Schechinger or Ashley Gormley (712) 773-2199 Josh From: John Mcauley [mailto:john.mcau...@cei.ie] Sent: Tuesday, March 06, 2018 10

Re: [PSES] ISO17025 Antenna Calibration

John, We're using Liberty Labs (formerly Keysight). In Kimbalton, IA. Cindy Schechinger or Ashley Gormley (712) 773-2199 Josh From: John Mcauley [mailto:john.mcau...@cei.ie] Sent: Tuesday, March 06, 2018 10:52 AM To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: [PSES] ISO17025 Antenna Calibration

Re: [PSES] ISO17025 Antenna Calibration

Liberty Labs comes to mind. Ghery S. Pettit, NCE Sent from XFINITY Connect Application -Original Message- From: john.mcau...@cei.ie To: EMC-PSTC@LISTSERV.IEEE.ORG Sent: 2018-03-06 8:01:55 AM Subject: [PSES] ISO17025 Antenna Calibration Hi Can anyone suggest a US based antenna

[PSES] ISO17025 Antenna Calibration

Hi Can anyone suggest a US based antenna calibration facility that provides ISO 17025 accredited calibration to ANSI 63.5. A Google search doesn't point to obvious suppliers. They must be accredited to ISO 17025. Thanks in advance John McAuley

Re: [PSES] Standard Gain Horn Antenna Calibration

more expensive (~$300). Ken Javor Phone: (256) 650-5261 From: Ed Price <edpr...@cox.net> Reply-To: Ed Price <edpr...@cox.net> Date: Tue, 9 Aug 2016 02:21:55 -0700 To: <EMC-PSTC@LISTSERV.IEEE.ORG> Subject: Re: [PSES] Standard Gain Horn Antenna Calibration I¹d like to expand a b

Re: [PSES] Standard Gain Horn Antenna Calibration

I'd like to expand a bit on horn antenna calibration durability. Most horns will show obvious damage if geometrically distorted by a collision or fall, so a visual inspection of the corners and flat planes should be normal practice every time you begin to use a horn. OTOH, there is one very

Re: [PSES] Standard Gain Horn Antenna Calibration

On Mon, 8 Aug 2016 04:30:04 +, itl-emc user group wrote: > According to ANSI 63.4: 2014 Clause 4.7.3 "Standard gain horns need not be > periodically recalibrated, unless damage or deterioration is suspected or > known to have occurred. If a standard gain horn is not

Re: [PSES] Standard Gain Horn Antenna Calibration

Gain Horn Antenna Calibration Subject: [PSES] Standard Gain Horn Antenna Calibration Hello All According to ANSI 63.4: 2014 Clause 4.7.3 ³Standard gain horns need not be periodically recalibrated, unless damage or deterioration is suspected or known to have occurred. If a standard gain horn i

[PSES] Standard Gain Horn Antenna Calibration

Hello All According to ANSI 63.4: 2014 Clause 4.7.3 "Standard gain horns need not be periodically recalibrated, unless damage or deterioration is suspected or known to have occurred. If a standard gain horn is not periodically recalibrated, its critical dimensions (see IEEE Std 1309-2005) shall

Antenna Calibration

.) The SSM for determining antenna factors (Smith [B11]) requires a standard antenna calibration site. This procedure provides near free space antenna factors for biconical dipole, tuned dipole, log periodic dipole array, and linearly polarized hybrid array antennas. For biconical dipole antennas

Antenna Calibration

Dear Members, What information required for an applicant to provide to a calibration lab? I sent an inquiry to a calibration lab for the calibration of BiLog (30MHz-2GHz), biconical (30MHz-200MHz), and log periodic antennas (200MHz-1GHz). I am interested in free space antenna factors (so I can

RE: Antenna Calibration Lab

All Thanks to all of you for the information. I have a lead to get a quote. Regards Dan - This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. Website: http://www.ieee-pses.org/ To

Antenna Calibration Lab

All I need to find a lab that can calibrate a Sunol Sciences JB5 antenna (30 to 5GHz). I need the factors for our in-house verification set up and the antenna has been banged around a lot and recently has been knocked over. Please contact me offline. Regards Dan Anchondo

Re: The need for (antenna) calibration

In message 31235825.1203104101294.javamail.r...@elwamui-hybrid.atl.sa.earthlink.net , dated Fri, 15 Feb 2008, Cortland Richmond k...@earthlink.net writes: I agree. However... does anyone *outside* EMC? Devil, details, meet antenna! Well, I suppose so: I learned about calculatable devices

Re: The need for (antenna) calibration

I agree. However... does anyone *outside* EMC? Devil, details, meet antenna! Cortland Richmond KA5S(/6) From: John Woodgate j...@jmwa.demon.co.uk Sent: Feb 15, 2008 10:47 AM To: emc-p...@ieee.org Subject: Re: The need for (antenna) calibration These are examples of what I (and others

Re: The need for (antenna) calibration

In message 001601c86ff7$7f75c910$650fa8c0@Toshibanotepad, dated Fri, 15 Feb 2008, Derek Walton lfresea...@aol.com writes: We agree. however, the test houses are bowing to the accrediting bodies. Alas, they have NO CLUE about EMC work, or the difficulties faced when testing. They blindly apply

Re: The need for (antenna) calibration

To: Untitled emc-p...@ieee.org Sent: Friday, February 15, 2008 9:43 AM Subject: Re: The need for (antenna) calibration I don't know how it actually works, but the inspectors should be serving the test house industry. If they serve poorly, they should be let go by the test house industry

Re: The need for (antenna) calibration

In message 4835510.1203085227403.javamail.r...@elwamui-huard.atl.sa.earthlink.net, dated Fri, 15 Feb 2008, Cortland Richmond k...@earthlink.net writes: Just so. Now with regard to antenna calibration ... didn't the NBS long consider the Roberts Dipole calibrated *by construction*? What

Re: The need for (antenna) calibration

, Ken Javor ken.ja...@emccompliance.com Subject: Re: The need for (antenna) calibration Just so. Now with regard to antenna calibration ... didn't the NBS long consider the Roberts Dipole calibrated *by construction*? What of the NBS standard collinear mentioned in ARRL handbooks as within

Re: The need for (antenna) calibration

Just so. Now with regard to antenna calibration ... didn't the NBS long consider the Roberts Dipole calibrated *by construction*? What of the NBS standard collinear mentioned in ARRL handbooks as within a fraction of a decibel of 7 dBd? For that matter, what of a simple loop antenna which

Re: Standard Gain Horn Antenna Calibration

In message 08bfa5ada9462e4f96e4a31a270fc86b198...@usa0300ms02.na.xerox.net, dated Thu, 14 Feb 2008, Spencer, David H david.spen...@xerox.com writes: During our labs last on-site ISO-17025 audit, I was informed by A2LA that the terms calibration, verification, and quality check all mean

RE: Standard Gain Horn Antenna Calibration

Gremmen ce-test, qualified testing bv Van: emc-p...@ieee.org namens Dennis Camell Verzonden: do 14-2-2008 19:49 Aan: 'John Woodgate'; EMC-PSTC@LISTSERV.IEEE.ORG Onderwerp: RE: Standard Gain Horn Antenna Calibration Hi John, Sure, I'll give it a try. Other

Re: Standard Gain Horn Antenna Calibration

Woodgate'; EMC-PSTC@LISTSERV.IEEE.ORG Onderwerp: RE: Standard Gain Horn Antenna Calibration Hi John, Sure, I'll give it a try. Other opinions are welcome. Verification involves checking a device, etc. that it is within specification. This check is done with other calibrated device(s

RE: Standard Gain Horn Antenna Calibration

...@ieee.org] On Behalf Of Ken Javor Sent: Thursday, February 14, 2008 1:52 PM To: Untitled Subject: Re: Standard Gain Horn Antenna Calibration, slightly off-topic response Awhile ago, a criminal case was appealed on the basis that the fingerprint method used to convict the defendant had

Re: Standard Gain Horn Antenna Calibration, slightly off-topic response

Gain Horn Antenna Calibration Dear members and Grace, C63.5-2006 states that all antennas, including horns, need to be calibrated. The earlier version (2004) had a sentence saying it was unnecessary to calibrate standard gain horns, but that was removed. The calibration of horns

RE: Standard Gain Horn Antenna Calibration

-test, qualified testing bv _ Van: emc-p...@ieee.org namens Dennis Camell Verzonden: do 14-2-2008 19:49 Aan: 'John Woodgate'; EMC-PSTC@LISTSERV.IEEE.ORG Onderwerp: RE: Standard Gain Horn Antenna Calibration Hi John, Sure, I'll give it a try. Other opinions are welcome

RE: Standard Gain Horn Antenna Calibration

-6665 _ From: emc-p...@ieee.org [mailto:emc-p...@ieee.org] On Behalf Of Ken Javor Sent: Wednesday, February 13, 2008 10:41 AM To: Price, Edward; Untitled Subject: Re: Standard Gain Horn Antenna Calibration Ed makes an excellent point regarding the coax-to-waveguide adapter. A simple way

RE: Standard Gain Horn Antenna Calibration

National Institute of Standards and Technology 325 Broadway, MS 818.02 Boulder, CO 80305 USA From: emc-p...@ieee.org [mailto:emc-p...@ieee.org] On Behalf Of John Woodgate Sent: Thursday, February 14, 2008 10:55 AM To: emc-p...@ieee.org Subject: Re: Standard Gain Horn Antenna Calibration In message

Re: Standard Gain Horn Antenna Calibration

In message 00d501c86f3a$4c9c30f0$242fa...@bw.nist.gov, dated Thu, 14 Feb 2008, Dennis Camell cam...@boulder.nist.gov writes: Sure, I'll give it a try. Other opinions are welcome. Thanks. Verification involves checking a device, etc. that it is within specification. This check is done with

Re: Standard Gain Horn Antenna Calibration

: RE: Standard Gain Horn Antenna Calibration Dear members and Grace, C63.5-2006 states that all antennas, including horns, need to be calibrated. The earlier version (2004) had a sentence saying it was unnecessary to calibrate standard gain horns, but that was removed. The calibration of horns

Re: Standard Gain Horn Antenna Calibration

In message 009401c86f1f$4e90c940$242fa...@bw.nist.gov, dated Thu, 14 Feb 2008, Dennis Camell cam...@boulder.nist.gov writes: To me it?s like the difference between standard practice, verification and calibration. It would very likely help many people if you could reproduce the definitions of

RE: Standard Gain Horn Antenna Calibration

_ From: emc-p...@ieee.org [mailto:emc-p...@ieee.org] On Behalf Of Ken Javor Sent: Wednesday, February 13, 2008 10:41 AM To: Price, Edward; Untitled Subject: Re: Standard Gain Horn Antenna Calibration Ed makes an excellent point regarding the coax-to-waveguide adapter. A simple way to protect

Re: Standard Gain Horn Antenna Calibration

In message 317772.86647...@web39603.mail.mud.yahoo.com, dated Wed, 13 Feb 2008, Bill Owsley wdows...@yahoo.com writes: I hear tell that a standard gain horn is defined by it's construction and is used as the standard for calibrating other antennas.  Maybe that's why it's called a standard gain

Re: Standard Gain Horn Antenna Calibration

Date: Wed, 13 Feb 2008 09:36:00 -0800 To: emc-p...@ieee.org Conversation: Standard Gain Horn Antenna Calibration Subject: RE: Standard Gain Horn Antenna Calibration _ From: emc-p...@ieee.org [mailto:emc-p...@ieee.org] On Behalf Of Grace Lin Sent: Wednesday, February 13, 2008 6

Re: Standard Gain Horn Antenna Calibration

I hear tell that a standard gain horn is defined by it's construction and is used as the standard for calibrating other antennas. Maybe that's why it's called a standard gain horn ??? Grace Lin graceli...@gmail.com wrote: Dear Members, Does a standard gain horn antenna (http

RE: Standard Gain Horn Antenna Calibration

_ From: emc-p...@ieee.org [mailto:emc-p...@ieee.org] On Behalf Of Grace Lin Sent: Wednesday, February 13, 2008 6:38 AM To: emc-p...@ieee.org Subject: Standard Gain Horn Antenna Calibration Dear Members, Does a standard gain horn antenna (http //www.ets-lindgren.com/manuals/3160

Re: Standard Gain Horn Antenna Calibration

Grace, horn antennas need to be calibrated at least once. Since they have no active elements or baluns, you can recalibrate them by taking pictures of them and guaranteeing that they have not received any damage within the last year (dents, scratches, etc.). We calibrate our horns every year but

Standard Gain Horn Antenna Calibration

Dear Members, Does a standard gain horn antenna (http //www.ets-lindgren.com/manuals/3160.pdf) need to be calibrated when used for radiated emission measurement? A sales representative keeps telling me that calibration is not required for this type of antennas. This is against my understanding

Antenna Calibration Data

Dear Members, Could you please advise what antenna calibration data an user must have in regard to emission measurement in a 3m semi-anechoic chamber for the frequency range of 26MHz to 2 or 3GHz? I thought an new antenna comes with calibration data needed. Here is a note provided

EMC antenna calibration in Australia

that can do EMC antenna calibration? thank you KC Chan --- This message is from the IEEE EMC Society Product Safety Technical Committee emc-pstc discussion list. Visit our web site at: http://www.ewh.ieee.org/soc/emcs/pstc/ To cancel your subscription

RE: Antenna Calibration

.2001emcmtl.org -Original Message- From: owner-emc-p...@majordomo.ieee.org [mailto:owner-emc-p...@majordomo.ieee.org]On Behalf Of rehel...@mmm.com Sent: Wednesday, May 23, 2001 07:34 To: marti...@appliedbiosystems.com Cc: emc-p...@majordomo.ieee.org Subject: Re: Antenna Calibration At least

Re: Antenna Calibration

ystems.comTo: emc-p...@majordomo.ieee.org cc: (bcc: Robert E. Heller/US-Corporate/3M/US) 05/22/2001 07:39 PM Subject: Antenna

Antenna Calibration

How often do you calibrate your biconical and log periodic antennas? Why did you choose that interval? Thanks Joe Martin EMC/Product Safety Engineer Applied Biosystems --- This message is from the IEEE EMC Society Product Safety Technical Committee

Re: Antenna Calibration/Site Attenuation

Good comment, Ed. We all depend on our reputations as competent technical people that we can deliver the best product or service reasonable. Proper or deficient equipment can make or break (respectively) the quality of our well-intended work. Hence, knowledge of any weaknesses in a particular

Re: Antenna Calibration/Site Attenuation

From: Cortland Richmond 72146@compuserve.com To: Grasso, Charles (Chaz) gra...@louisville.stortek.com; ieee pstc list emc-p...@ieee.org Subject: RE: Antenna Calibration/Site Attenuation Date: Monday, August 25, 1997 11:19 AM If it's mutual coupling... sure. But if it's a surface wave

RE: Antenna Calibration/Site Attenuation

) to the introduction into or near a residential neighborhood of equipment only verified to meet Class A. Cortland == Original Message Follows Date: 25-Aug-97 13:20:16 MsgID: 1054-3884 ToID: 72146,373 From: Chris Dupres chris_dupres Subj: RE: Antenna

Re: Antenna Calibration/Site Attenuation

Right. Harmful interference makes any classification meaningless. Cortland == Original Message Follows Date: 25-Aug-97 18:43:26 MsgID: 1054-4643 ToID: 72146,373 From: Doug McKean INTERNET:dmck...@paragon-networks.com Subj: Re: Antenna Calibration

Re: Antenna Calibration/Site Attenuation

variations with polarizations and geometries where geometries is understood to mean test distances. Don Umbdenstock Sensormatic -- From: chasgra...@aol.com To: 72146@compuserve.com; chris_dup...@compuserve.com; emc-p...@ieee.org Subject: Re: Antenna Calibration/Site Attenuation List-Post

Re: Antenna Calibration/Site Attenuation

--- On Tue, 26 Aug 1997 08:12:00 -0400 UMBDENSTOCK, DON umbdenst...@sensormatic.com wrote: Great dialog, just the path that I was hoping would develop. One thing I have learned since the question was first asked, all biconical antennas are not made equal. The original antenna calibrated

RE: Antenna Calibration/Site Attenuation

* opinions expressed herein are personal, and in no way reflect the position of Emulex Corporation. -- From: ed.price[SMTP:ed.pr...@cubic.com] Sent: Tuesday, August 26, 1997 8:32 AM To: UMBDENSTOCK, DON Cc: 'EMC-PSTC Discussion Group' Subject: Re: Antenna Calibration/Site Attenuation

Re: Antenna Calibration/Site Attenuation #2

***MESSAGE #2*** Ignore first message!! *** This has turned into an interesting discussion. 1. On the question of Class A vs Class B etc.. I vaguely remember that the genesis of the

RE: Antenna Calibration/Site Attenuation

Fax(303)661-7115 -- From: Cortland Richmond[SMTP:72146@compuserve.com] Sent: Saturday, August 23, 1997 1:53 PM To:Thomas Donnelly; ieee pstc list Subject: Re: Antenna Calibration/Site Attenuation Tom, Did you get to the presentation about getting the most out of a biconical

RE: Antenna Calibration/Site Attenuation

: Antenna Calibration/Site Attenuation Chrg: $0.00 Imp: Norm Sens: StdReceipt: NoParts: 1 Hi, Yes I attended that presentation. In ANSI C63.4 Methods for SA there is a fudge factor for taking out the mutual coupling between antennas for 3M SA measurements. Doesn't this take care

Antenna Calibration/Site Attenuation

that different antenna factors for vertical and horizontal site measurement make sense some of the differences are already accounted for in the calculation of the theoretical site attenuation value. If these are also built into the antenna factors by using a vertical antenna calibration it would

Antenna Calibration

Hello Group. We are trying to establish correlation between our site and a site in Europe. One of the issues is antenna calibration. Due to ambients, we do our tests at 3 meters. Because we measure at 3 meters, we also did the NSA profile at 3 meters and had our antennas calibrated at a 3

Antenna Calibration

are not negligible. See below. H. Garn, W. Mullner and H. Kremser, A Critical Evaluation of Uncertainties Associated with the ANSI C63.5 Antenna Calibration Method and a Proposal for Improvements, in Proceedings of the IEEE 1992 International Symposium on EMC, Anaheim, CA, Aug. 17-21

RE: antenna calibration

I am not sure if anyone has already posted an answer to this question, but we use NPL. The contact details are: Mr M Alexander Antenna Calibration Dept. National Physical Laboratory Queens Road Teddington Middlesex TW11 0LW Tel: 0181 943 7175 Fax: 0181 943 6458 I hope this is of use. Regards

antenna calibration

Can anyone advise contact details of UK or other accredited Antenna calibration labs (30MHz - 1GHz or better). (must be traceable to National/int'l standards). Thanks Best Regards.