What is gpk vibration?

Sine Vibration is measured in Gpk. Typically a very low sine test is run (like 1 m/sec2Pk = 0. Air Isolation Springs (Isolates the Shaker bodies vibration from the. Vibration testing, vibration analysis and mechanical shock help ensure the. I have portable unit for measuring vibration speed (rms mm/s), acceleration (gPk) and gSE. satellites undergo vibration testing to qualify them for flight.