how to achieve sound stage depth

[ilikesound]

i have only recently become aware of this illusion. how does one achieve it?

[Frank Z]

Location, location, location.

Play around with the placement of your speakers for starters.

And memorize this...
http://www.polkaudio.com/downloads/hthandbook.pdf

[MacLeod]

Frank's right. That has to be done with speaker placement.

You can add to it some by playing with the tuning but the only way to get good depth is by getting your speakers as far forward as possible.