The Napalm Output Selector switches the input to different outputs
Audio Connections
In, Out A, Out B, & Out C : Unbalanced 1/4” Jack
Power
9V DC : Socket (2.1mm ‘Boss Style’), or internal battery (PP3 ‘square’ battery)
(The power for the passive version is for the LED only,
the audio will work without, the battery will last a very very very long time.)
Footswitches
AB : Selects either Out A (Red LED), or Out B (Blue Led)
Y : Selects both Out A, & Out B (White LED)
C : Selects either Out A/B, or C (Indicated Via LED)
Controls
Volume : Volume control/s for output/s A/B/C
Passive / Active
The active version has superior sound quality and switching