Brent, Good idea. I have used making tape to form a thick collar around the cable insulation. This takes time, but provides very repeatable measurements (positioning).
I did this with a Fischer F-2000 probe, which has a small diameter hole. Jim ________________________________________________________ Dr. Jim Knighten e-mail: jim.knigh...@sandiego.ncr.com <mailto:jim.knigh...@sandiego.ncr.com> Senior Consulting Engineer NCR 17095 Via del Campo San Diego, CA 92127 http://www.ncr.com <http://www.ncr.com> Tel: 858-485-2537 Fax: 858-485-3788 ***** Notice the Area Code change from 619 ***** -----Original Message----- From: Brent DeWitt [SMTP:bdew...@ix.netcom.com] Sent: Monday, June 21, 1999 12:48 PM To: Lacey,Scott; 'Jim Eichner' Cc: emc-p...@majordomo.ieee.org Subject: RE: Current probe problem Wrapping a strip of bubble pack around the cable a few time is also an easy way to keep it centered in the clamp. Brent > -----Original Message----- > From: owner-emc-p...@majordomo.ieee.org > [mailto:owner-emc-p...@majordomo.ieee.org]On Behalf Of Lacey,Scott > Sent: Monday, June 21, 1999 11:47 AM > To: 'Jim Eichner' > Cc: 'emc-p...@majordomo.ieee.org' > Subject: RE: Current probe problem > > > > In my opinion, letting the cable insulation touch the probe body > is never a > good idea. I always try to "shim" the cable and probe in order to > center the > cable within the probe opening. The trick is to keep the shims outside of > the probe. A good trick is to make a "V block" out of wood, with a deeper > center notch for the probe body. This insures good radial and axial > alignment (for consistency) and also prevents the probe body from touching > the ground plane. > Scott --------- This message is coming from the emc-pstc discussion list. To cancel your subscription, send mail to majord...@ieee.org with the single line: "unsubscribe emc-pstc" (without the quotes). For help, send mail to ed.pr...@cubic.com, jim_bac...@monarch.com, ri...@sdd.hp.com, or roger.volgst...@compaq.com (the list administrators). --------- This message is coming from the emc-pstc discussion list. To cancel your subscription, send mail to majord...@ieee.org with the single line: "unsubscribe emc-pstc" (without the quotes). For help, send mail to ed.pr...@cubic.com, jim_bac...@monarch.com, ri...@sdd.hp.com, or roger.volgst...@compaq.com (the list administrators).