The indoor practice facility I belong to recently installed GC2 launch monitors. They were purchased used from another place I belonged to. They worked fine at the other location. At this new location, what happens is that the ball starts off on a perfectly straight line for maybe be first 2/3 of its total travel distance, then will make a very sharp right or left turn depending on how much side spin is on the ball. As an example, I'll hit a drive that will go straight for maybe the first 160 yards and I'm thinking "OK, nice shot". Then all of a sudden it will make a sharp right or left turn (depending on the amount of side spin on the ball, it could be very extreme) and end up with a total distance of 240. The owner of the facility says he doesn't know how to fix it, but not to worry because the ball still ends end where it would have been anyway. So rather than seeing the true flight path of the ball with a draw or fade, you see a perfectly straight shot that then suddenly looks like it gets shot out of the air like a duck. Has anyone ever seen something like this before? Could this be a software calibration problem or a hardware installation problem? I'm trying to find some guidance to give to the owner of the facility as he appears to be willing to accept that that's just the way it is and there's nothing he can do about it..
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GC2 Delayed Draw or Fade
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The software is set to not wait for spin measurement. That makes the ball flight start sooner, but then correct after the spin measurement calculation completes. I'm not sure which menu the setting is in. If it is changed to wait for spin, the ball won't start moving for a little longer, but the path will be smooth instead of making an abrupt correction. This is just a result of how quickly the GC2 calculates direction and speed vs spin.
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Thanks. They changed the setting (I didn’t see it yet) and said that the ball now has a normal flight path, but there is a delay from the time the ball hits the screen (which is what you said would happen). When the launch monitors and their computers were at the previous location, they performed with realistic ball flight and no delay. Not sure why there is a delay now at this new location considering that they also bought the computers that were used at the previous location. Thus it’s all the exact same equipment, just at a new location. The only thing that is different is that the new location has slightly smaller screens and the projector is closer to it than at the previous location.
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