Does the ballast resister have a "input" and "output" side?
Nope, doesn't matter. Resistors work in either direction. It's diodes or LEDs that you need to worry about polarity.
Kevin 1951 Chevy 3100 work truck Follow this saga in Project Journal Photos 1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car) Busting rust since the mid-60's If you're smart enough to take it apart, you darn well better be smart enough to put it back together.
