Re: Use of Audio Matrix Mixers in Home Automation

["Solo Rider" <none@xxxxxxxxxxx>]

"Marc F Hult" <MFHult@xxxxxxxxxxxxxxxxxxxxx> wrote in message
news:e59ej1lre0b8nbs30vfa8jclt56dmd3071@xxxxxxxxxx
>
> Seems to me that many of the applications of audio explored in this
> newsgroup
>
> 1) revolve around proprietary, closed systems
> 2) are limited in what they can do or
> 3) form separate subsystems that are not well integrated with the HA
> system
> as a whole.
>
> Here's an approach using audio matrix mixers with voltage controlled
> amplifiers (VCA's) that is more general and can integrate most all audio
> parts of a HA system.
>
> www.econtrol.org/audio.htm
>
> The mixers I use happen to be made by Ivie. I've been satisfied with the
> quality of their internal VCA's and their equipment in general. They are
> often available through eBay for dimes on the dollar. But one could also
> make
> them from scratch and(or) forego the volume control and easily build
> switching-only matrices with relays. (There is often/usually more than one
> way to control audio volume).
>
> Also revised is a discussion of control hardware for 'ActiveKnob' control:
>
> www.econtrol.org/16-pos_ak.htm
>
> HTH ... Marc
> Marc_F_Hult
> www.ECOntrol.org

If I understood your page properly, it was focused on mixing inputs.  I am
looking for blending and controlling output, such as overriding  or
overlaying of music for other inputs.  Any low cost thoughts?