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Gravity Probe B

Testing Einstein's Universe

WEEKLY HIGHLIGHTS FOR WEEK ENDING 18 JANUARY 2002:

SPACE VEHICLE INTEGRATION CONTINUES
Following the installation of the sunshade and the clearing of the guard tank vent line, the space vehicle was positioned to a vertical orientation. The ECU forward and aft electronics boxes were installed on to the space vehicle. The cabling of the boxes to the space vehicle is now in progress.

Photo: LM Technician Berto Rodriguez working on the GP-B Space Vehicle, with the installed Sunshade, in LM B/205.

GSS BOXES IN ENVIRONMENTAL TESTING
GSS forward box serial number II completed thermovac testing. GSS serial number I completed vibration test and serial number IV is currently in vibration testing.

Photo: The top board is the high voltage amplifier and the bottom board is the low voltage amplifier for the GSS (Gyro Suspension System).

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