Hi Dieter

> We are not yet sure. 8 bit would be much cheaper as the internal ADC of the
> microcontroller could be used. 12 bit or more would increase the price as an
> external ADC has to be used.

The 8Bit Version is soundwise the more interesting version. 12Bit
wouldn't be "neither fish nor meat". If there should be a higher AD
resolution, 16Bit would be requrired.

To my opinion a 12Bit or 16Bit Delay is not required.


Florian