The Shock and Vibration Bulletin. Part 3. Test Control, Facilities, Techniques

Contents On the performance of TDM averagers in random vibration tests A multiple driver admittance technique for vibration testing of complex structures Equipment ocnsiderations for ultra low frequency modal tests Combined-axis vibration testing of the SRAM missile Shock testing utilizing a time sharing digital computer A technique for closed-loop computer-controlled reversed-bending fatigue tests of acoustic treatment material Programming and control of large vibration tables in uniaxial and biaxial motions A data amplifier gain-code recording system Stability of an automatic notch control system in spacecraft testing Sinusoidal vibration of Poseidon solid propellant motors Confidence in production units based on qualification vibration Simulation techniques in development testing A rotational shock and vibration facility The effects of various parameters on spacecraft separation shock Non- destructive testing of weapons effects on combat and logistical vehicles The effect of the fin-opening shock environment on guided modular dispenser weapons Development of a fluidic high-intensity sound generator Development of a lightweight, linear mechanical spring element Techniques for impulse and shock tube testing of simulated reentry vehicles Vibration fixturing - new cellular design, saturn and orbital workshop programs Wall flow noise in a subsonic diffuser.