Originally Posted by platzangst
It may not actually be fading out so much as all your other tracks are masking it to some degree. Especially if there is overlap in the dominant frequencies of the various sounds. You might also keep an eye on whether you have any compression in the master mix that would push the levels lower if you try to feed a loud mix of your tracks through it.
Thanks for the reply.
There is no compression. The loop reacts with differing degrees of volume decrease when solo'd with each tracks. How do I stop the frequencies messing each other up? Would panning work?