As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) STATIC WAS NOTED IN THE HEADPHONES WHEN LANDING LIGHT WAS TURNED ON. LIGHT WAS NOTED INOPERABLE AFTER LANDING, AND UPON VISUAL INSPECTION IT COULD BE SEEN THAT ONE OF THE FILAMENT MOUNTING WIRES HAD SEPARATED AT ITS SPOT-WELD AND WAS VIBRATING AGAINST THE TERMINAL INSIDE THE BULB WHILE THE ENGINE WAS RUNNING, CREATING THE STATIC. THE LIGHT IS MOUNTED IN THE ENGINE COWLING.