> Hi,
>
> It looks from the web site that the A-138u is built with 1%
> resistors. I would like to use it to add pitch CVs.
>
> Is this likely to work (with musical pitch accuracy) or do we
> need a couple more precision adders
>
> Thanks
> John

I think 1% are not sufficient for pitch applications. All resistors in our
modules which correspond to pitch processing (e.g. VCOs or A-185-2) are
0.1%.

Best wishes
Dieter Doepfer