10K OHM Williams +5vdc Linear Power Supply TRIMMER POTENTIOMETER (P1037). We have tested many different pots and this Pot we have found to be the easiest for customers to modify the legs to fit the D8784, D-8784 and D8359, D-8359 williams power supplies at locations R25 and R2 to enable you to adjust the +5vdc on your williams games. We will put a video on our site to show the best way to modify this pot for use on the williams power supplies. 1/2 Watt, 20% tolerance, 3/8″ round side adjust vertical mount pot. NOTE: Here is a video on how to install the pot modification on both the D8359 and D8784 power supplies.