Sound discriminator tester
Sound field measuring apparatus and method
Sound focusing mechanism and method of estimating acoustic...
Sound level meter
Sound measuring device
Sound pollution surveillance system and method
Sound pressure level meter
Sound transducer apparatus system and method
Sparse two-dimensional transducer array
Sparse two-dimensional transducer array with compound lens
Special angle beam probe for ultrasonic testing
Special sticker and procedure for detecting acoustic...
Specimen analysis instrument assembly
Spectral power ratio method and system for detecting drill...
Speed sensor and head-mounted data display
Spring release mechanism for electromagnetic acoustic transducer
Status discriminating apparatus of human, animal, machine or...
Stepped plunger for use with an ultrasonic sensor
Stimulating electro-acoustical transducers
Strain sensitive ultrasonic surface wave detector