Add a volume know to a mame arcade cabinet.
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Step 1: No Knob
The arcade cabinet doesn't have a volume knob; adjusting the volume could be a more tactually satisfying experience.
Step 2: Enter Sugru
A ball of yellow Sugru should take care of this problem
Step 3: Form Sugru
Form the Sugru into a knob around the potentiometer and let it dry.
Step 4: Done
The soft and easily spotted volume knob is complete.