Boss PS-5 Owner's Manual page 22

T.ARM
Use only for single notes, not chords.
This gives you an effect simulating the
change in sound with a guitar tremolo arm.
The T.ARM effect is applied as long as the
pedal switch is depressed.
* When the pedal switch is released, the pitch
returns the sound to the normal unchanged pitch.
22
1. Connect the PS-5 to another instru-
ment (page 11).
2. Rotate the PITCH switch to select the
desired degree of shift.
-1
-2
-5
-7
-12 (-1 OCT)
-24 (-2 OCT)
Play the guitar with the pedal
switch in the forward position,
adjusting the effect while you lis-
ten to the sound.
1
2
5
7
12 (1 OCT)
24 (2 OCT)