>Yes, that seems like it would work too. While I'm sure it's a fine
>product, I wouldn't even need a MUUB board for that. Building a
>summing amp would only require one dual op-amp. Although I would
>still have to run power, mount it somehow, etc. Which is much more
>work. Ideally, the 490 should have had an input amp with a gain knob.
Surely there's an input amp in the 490, no? Presumably it's set up for unity gain, but changing that would be trivial, as would adding inputs. However, I'm miles away from my 490 schematic, so I may be totally wrong (and I'm not even a dancing fool!).
John