1978 Fiat Spider Ballast Resistor

Can someone tell me if the 1978 Fiat Spider 1800 uses a ballast resistor in the ignition system? I'm getting a new ignition coil and I need to determine whether it uses a ballast resistor.
If it does use a resistor, do you know where it is located?
Thanks
Brian
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See: http://www.triumphspitfire.com/images/cranemanual.pdf look for "Quick Test for Ballast Resistance"

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