IDEAL SAWTOOTH PULSE 1.15P X / Downloaded from https://www.everyspec.com MIL-STD-81OC I T TOLERANCE LIMITS / / I .05 P .15 P , .070 /, /, v REF LINE ZERO 1 L___ .2P .- .05PJ + ,30 1------0 T-+-;” L % ---- + L.3p PEAK VALUE ( P ) S NOMINAL OURATION I mS PROCEOURE TEST FLIGHT vEHICLE 6RC, INo FLIGHT VEHICLE 6ROUN0 EQUIPMENT a ~1 EQUIPMENT b EOUIPt#ENT EQUIPMENT d tr[ cRASH SAFETY 40 75 tl 6 1 9ASIC DESIGN 20 40 Zi 11 If Iv HIGH INTENSITY 100 +(!0 6 !1 ) ~1 SHOCK PARAMETERS a AND c: RECOMMENDED FOR EQUIPMENT NOT SHOCK MOUNTED AND WEIGHING LESS THAN 300 POUNDS. ~/ EQUIPMENT MOUNTED ONLY IN TRUCKS AND SEMITRAILERSMAY USE A 20g PEAK VALUE. NOTE:
THE OSCILLOGRAN SliALLINCLUDE ~ TIME ABOUT 3D LONG WITH A PULSE LOCATED APPROXIt14TE LY IN THE CENTER. THE PEAK ACCELERATIONMAGNI- TUDE OF THE SAWTOOTH PULSE IS P AND ITS DURATION IS D. THE MEASURED ACCELERATEON PULSE SHALL BE CONTAINED BETWEEN THE BROKEN LINE BOUNDARIES AND THE MEASURED VELOCITY CHANGE (wHICHMAY BE OBTAINED BY INTEGFGiTIONOF THE ACCELERATION PULSE) SHALL BE WITHIN THE LIMITS OF Vi fO.1 WHERE Vi IS THE VELOCITY-CHANGEASSOCIATED WITH THE IDEAL PULSE WHICH EQUALS 0.5 DP. THE:INTEGRATIONTCIDETE~INE VELOCITY CHANGE SHALL EXTEND FROM O.4D BEFORE THE PULSE TO O.lD AFTER THE PULSE. FIGURE .516.2-1.
Terminal-peak Sawtooth Shock Pulse Configuration and its Tolerance Limits 516.2-9 METHOD S16.2 .