Memory Alpha
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Memory Alpha

A gravimetric sensor is a scanning array used for locating wormholes.

For the 1st Annual Voyager Science Fair on board the USS Voyager, Icheb created a high-resolution gravimetric sensor array to scan for the neutrino flux associated with wormholes. He hoped the technology would allow Voyager to find a faster way home. (VOY: "Child's Play")

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