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A device like this deployed on the lunar surface by the Apollo 11 crew in 1969 contained four seismometers powered by two panels of solar cells, which converted solar energy into electricity. The experiment measured lunar shock waves caused by moonquakes or impacts of meteoroids or of human-made objects on the surface. Data regarding the strength, duration, and approximate direction of the seismic event were relayed to receiving stations on Earth. The seismic instrument package continued sending data for several weeks after the Apollo 11 landing. The seismic experiments left on the surface by the crews of Apollo 11 and four later Apollo missions continued to return valuable information even after the end of the Moon landings.
This unit was the Qualification Model for the unit deployed during the Apollo 11 mission. It was donated to the Museum by the Bendix Corporation in 1972.
Country of Origin
United States of America
Type
EQUIPMENT-Lunar
Manufacturer
Teledyne Corporation, Earth Sciences Division Dimensions
Overall (Pallet): 9 1/16in. x 2ft 1 3/16in. x 2ft 3 9/16in. (23 x 64 x 70cm)
Other (PSE Cylinder): 9in. x 11in. (22.86 x 27.94cm)
Other (Solar panel extended): 1ft 1in. x 1/2in. x 6ft 1 1/4in. (33.02 x 1.27 x 186.06cm) Materials
Aluminum
Gold Plating
Beryllium
Kapton
Mylar
Electrical wiring
Velcro
Steel
Rubber
Paint
Photosensitive cells Inventory Number
A19730062000
Credit Line
Donated by the Bendix Corp.
Data Source
National Air and Space Museum
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