Differential sound level meter
Differential surface acoustic wave transducer
Differentiation and identification of analogous chemical or...
Diffusion nozzle for an ultrasonic probe
Digital bond tester
Digital rectilinear ultrasonic imaging system
Digital signal processing of encoder signals to detect resonance
Digital time variable gain circuit for non-destructive test...
Digital torsionmeter
Digital type ultrasonic holography apparatus
Digital type ultrasonic holography apparatus
Digital ultrasonic instrument for ophthalmic use
Digital ultrasonic stress measuring method and apparatus
Digital vibration coupling stud
Digital vibration coupling stud
Digital vibration coupling stud
Direct-sequence spread-spectrum ultrasonic testing device
Directional ultrasonic transducers
Dispersive electromagnetic surface acoustic wave transducer
Displacement probes with self-contained exciting medium