676 



BELL SYSTEM TECHNICAL JOURNAL 



0.8 



0.4 



0.8 



0.8 

 'O 0.4 



UJ 



> 



UJ 



a: 

 0.4 



1.6 

 0.4 



0.4 



0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 



ELAPSED TIME 



PULSE LENGTH (INTERVAL) ~ 



Fig. 11 — Steady state time displacement curves across the mount. Triangular whip. 



