Re: Vertical Ground Plane

2001-08-22 Thread John Woodgate
I read in !emc-pstc that HALL,KEN (HP-Roseville,ex1) ken_h...@hp.com wrote (in 6bd67ffb937fd411a04f00d0b74fe878026ee...@xrose06.rose.hp.com ) about 'Vertical Ground Plane', on Wed, 22 Aug 2001: By the way, we have extensive test data that indicates insignificant difference between conducted

RE: Vertical Ground Plane

2001-08-22 Thread HALL,KEN (HP-Roseville,ex1)
Hello, The vertical ground plane is referred to/required in CISPR22:1997 for conducted emissions if the EUT is on a table 80 CM from the floor. If the table is 40 CM from the ground plane it is not required. See figures 4 through 6 of CISPR22:1997. In ANSI it is optional. This requirement is the

RE: Vertical Ground Plane

2001-08-22 Thread ari . honkala
CISPR 22 allows either VCP or HCP, it's your choice. Ari Honkala Nokia -Original Message- From: ext Cook, Jack [mailto:jack.c...@cax.usa.xerox.com] Sent: Wednesday, August 22, 2001 5:12 AM To: emc-p...@majordomo.ieee.org Subject: RE: Vertical Ground Plane Joe, Ref. ANSI

RE: Vertical Ground Plane

2001-08-22 Thread Cook, Jack
Joe, Ref. ANSI C63.4: 1992, para. 5.2.2. The VGP is not required for a floor standing EUT. And on an open area test site, it's optional for a tabletop EUT (but preferred in case of dispute). Has this changed? Sorry, this doesn't answer your question re CISPR 16 but I felt a clarification was