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Lab Test 2

Vibration Table

Test descriptions

Date                                           March, July 2001

Location                                     Gravimetric Technology labs, Moscow

Test description                           GT-1A mounted on vibration table

Input frequency                            2 to 3 Hz

Input amplitude                            178,500 mGals

 

                                                  Without shockmount          With shockmount

Input frequency                             5 to 50 Hz steps of 5 Hz     5 to 100 Hz steps of 5 Hz

Input amplitude                             6,000 to 120,000 mGals     5,000 to 200,000 mGals

 

Results

Filter                                           60-second low-pass

Low frequency                              Without shockmount            0.30 mGals

High frequency                             Without shockmount            0.39 mGals

High frequency                             With shockmount                 0.21 mGals

Text Box: GT-1A high frequency vibration tests July 2001 Text Box: Time (minutes) Text Box: GT-1A low frequency vibration tests March 2001 Text Box: Time (minutes)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Download case history in pdf format (48 KB).

 

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