[sdiy] simple audio mixer for single rail power source?

[Ingo Debus]

Am Dienstag, 14.09.04 um 20:30 Uhr schrieb Julian:

> To be real novice, what sort of value pots should i use, and, im 
> presuming, that in this case, i shouldnt use any other resistors,
> components at all?  Just simply tie all the pots together to a common 
> out?
>

You need series resistors, one for each pot, between the wiper and the 
summing node. If you just tie all the wipers together, then you would 
mute all the inputs when one pot is turned completely down (would short 
the summing node to ground).

Ingo