Safe in-ear earphones
Sanitary attachment for telephone transmitters
Sanitary telephone mouthpiece
Schnabel car
Sealing device for electro-acoustical transducers
Second order toroidal microphone
Securing of lead wires to electro-acoustic transducers
Segmented ring transducers
Seismic transducer construction
Self monitoring speaker system
Self-contained dual earbud or earphone system and uses thereof
Self-curving cochlear electrode array
Self-damping speaker matching device and method
Self-orienting device
Self-orienting directionally sensitive geophone
Semi-permanent canal hearing device
Semiconductor granules for use in acoustic-electro...
Semiconductor piezoresistive strain transducer
Semiconductor stress transducer
Semiconductor stress transducer