Posted by John T on January 02, 2010 at 13:31:44 from (66.244.97.31):
In Reply to: Cub ignition posted by garyandnancy on January 02, 2010 at 12:55:56:
Bob, as typical, has ya very well covered, the coil (mag or battery powered) fires when the magnetic field collapses and that begins WHEN THE POINTS BREAK OPEN. All youre doing in the conversion is using battery power to energize the coil versus a magnet rotating past it and the points still provide the current switching. The problem Id forsee is the impulse assembly in getting the timing right, but the coils still gonna fire when the points break open. That happens in a mag at near the max current flow condition to maximize the spark energy.
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