uA726 replacement

[David Halliday]

> Maybe I'm wrong, but I am almost POSITIVE that the 3340 uses some kind of
> heater; I remember talking to a tech at PAIA years ago because I was
concerned
> about how warm the thing got in my Hyperflange unit .  That's what the
tech
> said--there's a substrate heater in it.  And wasn't there an article some
time
> ago in Elektor (???) about running the negative rail of the 3340 at
around -11V
> instead of -15 to lower the thermal dissipation?  The thing definitely
gets
> warm.

Go to: http://www.synthtech.com/cem/c3340pdf.pdf
look at the bottom left corner of the CEM 3340 Circuit Block and Connection
Diagram. You will see a square block labeled TEMPCO GEN.  attached to a
block labeled PRECISION MULTIPLIER