Turn Lamp Resistor? (Scientific Type Peoples with Equations)

[Ti Kan]

Alexander van Gerbig writes:
>     It's about time to install the RS2 lights into the 90.  I have to repair
> the harness a little, just extend the positive line and put a ring end on
> it, nothing major, just a little fried.  Though I didn't save the resistors
> I had used previously for the turn signals.  The stock corner bulbs are 21W
> and the bulbs in the RS2 city lamps are 5W.  Looked around for 21W push-in
> type bulbs to no avail to replace the 5W bulb in there.  So can someone
> refresh me on what resistor I will need to get proper draw?  I don't
> remember the math on this one at all.

If I recall correctly you had to rig up a diode, not a resistor.
I think it's time to search the audifans archives...

-Ti
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