[sdiy] DIY Mixer - please help!

[Aaron Lanterman]

On Sep 3, 2009, at 3:28 PM, John Mahoney wrote:

> At 03:21 PM 9/3/2009, cheater cheater wrote:
>> That's another thing. We don't want impedance mismatches. They can
>> easily kill an otherwise good sound.
>
> Don't we *always* want impedance mismatches? A device's output  
> impedance should be higher than the input impedance that it feeds  
> into.

Well, it depends on what you are trying to transfer.

1) Information represented as a voltage?
2) Information represented as a current?
3) Power?

- Aaron