This type of microaccelerometer can be found also as MAC-02.
More about succesfull Space Shuttle mission of MACEK you can find here.
The model, MAC-03, was placed on board of minisatelate MIMOSA MIMOSA minisatelite. More about you can find in paper Microaccelerometer MAC-03 on board of MIMOSA mini-satelite , published on the 2nd IAA Symposium on Small Satellites for Earth Observation, Berlin, March 12-16th. 1999.