Bode plots of PI controller (left) shows the closed-loop gain of three systems. Low phase margin in the open loop (right) correlates to closed-loop peaking (left). The oscilloscope graphs of the Bode plots illustrate how peaking in the closed-loop gain correlates to excessive overshoot.
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Universal Studios Hollywood is putting a price tag on the demand for fun. The theme park is anticipating huge crowds for the April 7 opening of the Wizarding World of Harry Potter. If you want to be one of the first to experience it, be prepared to pay more than if you want to go, say, on a slow Tuesday in September.