[sdiy] Suitable DACs for Demultiplexing

[Ingo Debus]

Am 22.10.2009 um 23:32 schrieb cheater cheater:

> even if there are only two values multiplexed like this: ABABABABAB
> then the output will be a sinusoid. This is in movement all the time.

You mean it remains a sine no matter how low the multiplexing rate  
is? Are you sure? I think this would require an adaptive filter of  
some sorts (cutoff goes down with input frequency). Not very  
desirable for audio...

Or am I missing the point?

Ingo