Allan it all depends on how much you spend. Simple light bar you line up plot the star piont drive to other end straight plot it and then go back and forth usually to sub meter accuracy. Spend a bit more coin and you can get one with a coverage screen to so you can see where you have been and the next swath pass as well as the light bar for steering. some of them hold the feild data for next time. you get one that does parrell lines, bent lines, circles for center pivotes or race track a feild. Spend some more coin and add the finger muncher auto steer moter that drives the steering wheel gets the acuracuy down some more. Add boom shut off for point rows. Spend more coin go full auto steer, feild mapping, yeild mapping, down to 1" acurracy pass on pass. The more you spend the better it gets. light bars have gotten cheaper than foam markers in australia an less hassle. Google trimble light bars im looking at a 250 which has the screen and finger muncher steering option
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Today's Featured Article - Fire in the Field A hay fire is no laughing matter-well, maybe one was! And a good life-lesson, too. Following World War II many farm boys returned home both older and wiser. One such man was my employer the summer I was sixteen. He was a farmer by birth and a farmer by choice, and like many returning soldiers, he was our silent hero: without medals or decorations, but with a certain ability to survive. It was on his farm that I learned to use the combination hand clutch and brake on a John D
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