On Mon, 12 Mar 2007 14:39:06 -0700, Jim Thompson
wrote:

In reply to....

From: "tiger66"
Newsgroups: sci.electronics.design
Subject: fully differential opamp implementation
Date: 10 Mar 2007 07:59:40 -0800
Organization: http://groups.google.com
Lines: 12
Message-ID: . com

See attachment.

...Jim Thompson

If the vcvs inputs were in antiparallel, and not grounded, it would
have common-mode rejection. That's just two independent, grounded
amplifiers.

John