[sdiy] Oberheim SEM module

Cornutt, David K david.k.cornutt at boeing.com
Tue Apr 6 20:31:55 CEST 2004


From: Magnus Danielson [mailto:cfmd at bredband.net]
>> Not quite, the TL081 and TL082 has JFET input diffrential 
> pair rather than JFET
> buffered NPN diffrential pair. From a functional point of 
> view (high-Z input)
> it's about the same, but the distorsion characteristics are 
> not the same. 

Apolgies in advance, Magnus, but this confused me.
Are you saying that the 741's inputs are JFET buffered?
I always thought that the 741 is all bipolar (and doesn't
have particularly good input impedence characteristics
compared to more modern opamps).
 



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