On Thursday, November 10, 2016 at 6:19:44 AM UTC, Phil Allison wrote:
gareth magennis wrote:
The Allen & Heath MixWiz3 has a very similar circuit but omits (shorts) C2
and C3, the op-amp having a somewhat different front end.
** Got a link to the schem ?
Earlier Mix Wizes used a bare bones version of the topology with a dodgy looking phantom arrangement.
... Phil
No link, but I took a photo.
Not quite as similar as I thought.
http://tinypic.com/r/200wvfl/9
Gareth.