A�enua�on Fine Adjustment (Con�nued)
*Dr. Z Amplification is not responsible for any damage to your equipment by disassembling your Air
Brake. It is the doctor’s opinion that these adjustments are subtle and stock values were picked for a
reason, so if you have any concern with your ability to follow these instructions then it’s best to leave
your equipment alone.
6. Moving the clamp to the right will increase a�enua�on and lower volume. Moving the clamp to the
le� with decrease a�enua�on and raise the volume (Figure B).
Figure B
7. A�er adjus�ng the clamps, �ghten the screw to secure the clamp, making sure that the clamp indent is
making contact with a copper winding on the resistor. If the indent is not making contact with the winding, the
a�enuator will not work (Figure C).
8. A�er making sure the clamp indent is making contact with the resistor winding (Figure C), secure the back
panel onto your Air Brake with a 1/4” nut driver, plug in and enjoy.
Figure C
