Electrodeless spark discharge acoustic pulse transducer for bore
Electrodynamic acoustic transducer
Electrodynamic driving means for acoustic emitters
Electrodynamic permanent magnet transducer
Electrodynamic transducer for underwater acoustics
Electrodynamic transducer for underwater acoustics
Electrodynamic ultrasonic transducer
Electrohydraulic pressure wave projectors
Electroluminescent optical fiber shock sensor
Electrolytic signal detector with an orifice cathode
Electromagnetic drive assembly for under water sonar transducer
Electromagnetic sonar transmitter apparatus and method utilizing
Electromagnetic transducer
Electromagnetic transducers for underwater low-frequency high-po
Electromagnetic transducers for underwater low-frequency high-po
Electromagnetic transducers for underwater low-frequency high-po
Electromagnetic vibrator for seismic and civil-engineering appli
Electromechanical converter and method of producing same
Electronic acoustic signal emitter
Electrostatic membranes for sensors, ultrasonic transducers...