Re: [PSES] question - emission measurements below 150kHz

2013-09-16 Thread Pettit, Ghery
@LISTSERV.IEEE.ORG Subject: Re: [PSES] question - emission measurements below 150kHz Dear EMC-PSTC forum members, Given a need to measure conducted emissions from 150kHz down to 9kHz, would it be better to: 1. characterise 50ohm LISN for insertion loss down to 9kHz 2. use a current clamp rated for that

Re: [PSES] question - emission measurements below 150kHz

2013-09-16 Thread Ed Price
ack to the compliance document to tell you which method to use. Ed Price WB6WSN Chula Vista, CA USA From: McDiarmid, Ralph [mailto:ralph.mcdiar...@schneider-electric.com] Sent: Monday, September 16, 2013 1:52 PM To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: Re: [PSES] question - emission measurem

Re: [PSES] question - emission measurements below 150kHz

2013-09-16 Thread John Woodgate
In message lectric.com>, dated Mon, 16 Sep 2013, "McDiarmid, Ralph" writes: Given a need to measure conducted emissions from 150kHz down to 9kHz, would it be better to: 1. characterise 50ohm LISN for insertion loss down to 9kHz 2. use a current clamp rated for that frequency and use transfe

Re: [PSES] question - emission measurements below 150kHz

2013-09-16 Thread Ken Javor
lower frequencies. Ken Javor Phone: (256) 650-5261 From: "McDiarmid, Ralph" Reply-To: "ralph.mcdiar...@schneider-electric.com" Date: Mon, 16 Sep 2013 13:52:00 -0700 To: Subject: Re: [PSES] question - emission measurements below 150kHz Dear EMC-PSTC forum members, Giv

Re: [PSES] question - emission measurements below 150kHz

2013-09-16 Thread McDiarmid, Ralph
Dear EMC-PSTC forum members, Given a need to measure conducted emissions from 150kHz down to 9kHz, would it be better to: 1. characterise 50ohm LISN for insertion loss down to 9kHz 2. use a current clamp rated for that frequency and use transfer impedance to determine dB(uV) I can see that imp