When the points are closed, the current draw is so high it would kill the little 9 volt battery before you could start it. Once running it would be ok, because the amount of time the points are open versus how long they are closed coupled with the collapsing of the field in the coil producing back EMF will drastically reduce the current required. Now that I have explained why the 9 volt battery will not work, what will work is getting a battery holder from Radio Shack and using 4 D or C cells in series, or one of the 6 volt lantern batteries. I have done that and run tractors several hours on the 6 volt lantern batteries. You can even buy rechargeable lantern batteries or C or D cells if you chose to go that way.
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Today's Featured Article - A City Guy's First Tractor - by Fred Hambrecht. After living in apartments in Atlanta for more years than I care to remember, the wife and I decided to move to the country. Humming "Green Acres is the place for me..." we purchased a 29 acre tract about 60 miles south of Atlanta. Next came the house, I could talk about that ordeal for another two weeks... But, I want to talk about my tractor! We didn't even own a lawnmower, and all of a sudden we had enough grass to feed all the starving children of the bovine world. Naturally, I talked
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