uA726 replacement, (the comedy of errors)

[Edu Silva]

>>>marjan<<< wrote:
> 
> So what are right connections?
> 
(...)
> 
> I thought about using two tranny pairs from one 3046 and one tranny
> for heater (like in Micromoog or Tomg's design) but not shure if
> using substrate tranny (12,13,14) is good idea for heater?

I have an old elektor issue with a schematic form a sweep generator that
uses a 3046 to do the lin/log conversion. The heaters are (6,7,8) and
(9,10,11) in parallel; the sense transistor is (12,13,14). It uses a
comparator to monitor the sense tranny and then turn on and off the
heaters.


Edu Silva
ES2 Audio

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