If only your vehicle had a glow-in-the-dark antenna to make it easier to find, you wouldn’t be in this situation. Faced with just such a problem himself, Instructables user [botzendesign] has ...

But driving galvos requires a beefy DAC, so we can’t blame [robives] for wanting to keep it digital. [robives’s] project side-steps the need for galvanometers by using glow-in-the-dark vinyl ...