suggest LT1013 instead as it's a unipolar supply?
i remember bad things (tm) happening with me + TL072 + unipolar supply
i remember bad things (tm) happening with me + TL072 + unipolar supply
>What you did should in no way have caused what you are seeing. Are you still
>using an LM358? If so, try a TL072 instead.
>
>Ken