Ask the Experts
3D AOI Solder Joint Qualification Parameters
We have a new inline 3D AOI system. One of the options on our system allows checking if the solder joints pass the IPC Class set. We are running a class 2 product ...
Responses by:
Guy Shemesh
General Manager, ePiccolo Engineering
Larry Harman
SMT Engineer, ACDi
Kevin Mobley
PCBA Engineering Liaison, General Atomics Electromagnetic Systems Group
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What Year Was It?
The day was Mar 28. What year was it?
Nuclear Accident at Three Mile Island
What Year
The worst accident in the history of the U.S. nuclear power industry begins when a pressure valve in the Unit-2 reactor at Three Mile Island fails to close.
See the answer below.
What Year Was It Answer
Nuclear Accident at Three Mile Island
Answer: March 28, 1979
March 29, 2024
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Test Your Knowledge
What do you call water that moves beneath the earth's surface
See answer below.
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Test Your Knowledge Answer
What do you call water that moves beneath the earth's surface
Answer: Groundwater, which is found underground in the cracks and spaces in soil, sand and rock.