[LAU] On the fly bass downmixing to mono (mpd or alsa)?

[Ralf Mardorf]

On Mon, 2014-02-10 at 01:39 +0000, Fons Adriaensen wrote:
> If you're a bit handy with a soldering iron, all it takes to
> mix the DAC outputs to mono would be two resistors and some
> short pieces of wire and connectors.

If the OP doesn't use tube amplifiers it should look like this:

http://1.bp.blogspot.com/_BGB-FuSV33o/S7qQlfl_1aI/AAAAAAAAAHY/QO2t7rZP5N0/s400/stereotomono.gif

When using tube amplifiers you might want to add transformers.