The idea could be used as a predictive test for people who are unable to take an exercise-induced electrical stability test, Lampert said.

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Heico also sells electronics like electrical power supplies, infrared test equipment and high-speed systems to link digital cameras and high-resolution scanners to computers.

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Consider what happened at San Jose State after the university last fall ran a test course in electrical engineering paid for by the Bill and Melinda Gates Foundation.

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In 2010, fire caused a 787 test flight to lose primary electrical power while flying from Yuma, Arizona, to Laredo, Texas.

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In previous incidents, one of the 787 test flight aircraft lost primary electrical power in 2010 and was forced to make an emergency landing in Texas.

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Washington (CNN) -- After three weeks on the ground, Boeing's 787 Dreamliner soon will return to the skies -- but only so engineers can test the plane's troubled electrical and battery systems, the Federal Aviation Administration said Thursday.

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Even in its test flights in 2010 and 2011, the jet experienced electrical problems and engine failures, CNN reports.

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In several sectors, ranging from medical and electrical equipment to pharmaceuticals, the two sides have agreed that European organisations can test goods to American standards on behalf of American testing organisations, and vice versa.

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But both Japanese and US investigators continue to examine and test the batteries to understand why they failed after they were integrated into the 787 electrical system and operated on commercial flights.

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