[sdiy] ASM1 TL072/TL074 vs TL082

[Paul Maddox]

All,

 On this subject,
anyone know of any low noise, low offset quad opamps, that are pin
compatible with the TL074?

  Paul



----- Original Message -----
From: Gene Stopp <gene at ixiacom.com>
To: <xmurz at gmx.de>; <synth-diy at dropmix.xs4all.nl>
Sent: Wednesday, October 10, 2001 11:11 PM
Subject: RE: [sdiy] ASM1 TL072/TL074 vs TL082


> Quick answer:
>
> haven't tried it
> should work
> probably won't notice any difference
>
> The signal-to-noise ratio is so high, being a 10v p-p system, that the
> difference in noise will be way down in the mud (assuming that you
attenuate
> to line level after the output of the final VCA).
>
> I just happened to have a few tubes of TL082's when I designed it. :)
>
> Best Regards,
>
> - Gene
>
>
> -----Original Message-----
> From: xmurz at gmx.de [mailto:xmurz at gmx.de]
> Sent: Wednesday, October 10, 2001 1:21 PM
> To: synth-diy at dropmix.xs4all.nl
> Subject: [sdiy] ASM1 TL072/TL074 vs TL082
>
>
> Hello!
> I'm going to build the ASM1 and am currently preparing the PCB's.
> I'm willing to replace the TL082 with TL072 and TL074.
> What are the drawbacks (if any)?
> Would you recommend sticking to the TL082's?
> Is the noise ratio better when using the TL072/TL074 's?
> Is it important for cerain modules only?
> In how far is the sound affected?
> Regards,
>          Hans
>
>