![](\"http:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2016\/09\/leaf_door_during_construction\/16144170-1-eng-GB\/LEAF_door_during_construction_small.jpg\")
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\nA vintage view of a pivotal element of ESA\u2019s test centre in the Netherlands: this is the 16.4 m-high concrete-filled steel door to the Large European Acoustic Facility being raised into position in June 1989.\n<\/p>\n
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\nToday\u2019s <\/p>\n <\/p>\n \nTo see part of ESA\u2019s test centre for yourself, come to ESA\u2019s Open Day in the Netherlands on Sunday 2 October. For full details, including the programme and how to register to attend, click <\/p>\n","protected":false},"excerpt":{"rendered":" \nA vintage view of a pivotal element of ESA’s test centre in the Netherlands: this is the 16.4 m-high concrete-filled steel door to the Large European Acoustic Facility being raised into position in June 1989.\n<\/p>\n <\/p>\n <\/p>\n \nToday’s <\/p>\n <\/p>\n
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\nLEAF<\/a>
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\n subjects satellites to
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\nthe same noise a launcher produces<\/a>
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\n as it takes off and flies through the atmosphere. The door helps to keep surrounding vibration-sensitive test facilities screened off from this extreme noise.\n<\/p>\n
\n
\nhere<\/a>
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\n.\n<\/p>\n<\/p>\n
\n
\nLEAF<\/a>
\n
\n subjects satellites to
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\nthe same noise a launcher produces<\/a>
\n
\n as it takes off and flies through the atmosphere. The door helps to keep surrounding vibration-sensitive test facilities screened off from this extreme noise.\n<\/p>\n