OT: S/N-Ratio measurment - help

[Jeff Brown]

Yeah - just stumbled across one yesterday. Looks like a pretty simple
passive filter.
go to http://www.hut.fi/Misc/Electronics/docs/audio/aweight.html

>
> :::I would say, you also need a filter to get an A-weighted frequency
response.
> Do anybody know of a schematic for such a filter?
> :::
> :::/Jorgen
> :::
>
>
> The question was to find a "cheap" and "easy" method.
> I recently found a text about why this a curve is
> rubbish altogether...
>
>
> m.c.
>
>