SoundBlaster zs Tweak (high pitched squeal fix)

For those users of Sound Blaster Audigy z series cards that experience a high pitched squeal these core ini settings seem to work. Notice that 3d is toggled on in this instance and can be unchecked in the game interface depending on weather you use phones, 2 speakers or surround.
[Sound]
allow_buffer_recreation=1 ; re-create sound buffers to improve quality
convert_ 3d_stereo=1 ; convert stereo to mono for positional sounds in 3d mode
enable_3d_interpolation=1 ; enable volume interpolation for 3d sound
force_default_buffer_size=3 ; Set forced buffer size in 1/36 second units. Define a value of 3 or larger
force_min_readahead_=3.000000 ; Set forced read ahead, expressed in 1/36 second ticks.
interpolationValue=1