Boss PS-5 Owner's Manual page 13

Connecting Spacial Effects Devices
Spacial effects are applied to the entire
output of the PS-5.
Spacial
Effector
When using the PS-5 in PITCH SHIFTER
/ HARMONIST / DETUNE mode:
Spacial effects are applied only to the di-
rect sound (the sound that is not pitch
shifted).
Spacial
Effector
13