On Sun, 14 Jun 2009 19:39:33 -0500, "Tim Williams"
wrote:
"Jim Thompson" wrote in
message ...
Not exactly. It allows a high value collector load on the first
stage, but low impedance output load, due to the follower. The
follower also provides drive to the feedback R without loading the
gain down.
I'm not quite sure what circuit you're talking about.
http://books.google.com/books?id=bkO...ult&resnum =1
AoE2, p.872.
That's the once-popular "GE circuit" mike/phono/tape head preamp. R5
was usually bypassed.
John