You may want to try in Technical too.
Or you can get on your hands and knees inside your RV and look in the corners of every cabinet with a hand light. Dig in the storage areas. Listen for a 60Hz hum until you find where Jayco hid the thing 9+ years ago.
TT 2015 19RD "TheJayco"
TV 2003 F-350 "Montblanc" - Housebroken chore truck
Sitting in The Cheap Seats.
And proud of it!