Audio transducer with controlled flexibility diaphragm
Butterfly damper
Butterfly damper
Damper for loudspeaker
Diaphragm for a loudspeaker
Drone acoustical transducer
Electrically conductive damper device for speaker
Electro-dynamic speaker
Howling phenomena removing apparatus for video display appliance
Loud speaker with stable damping
Loudspeaker
Loudspeaker
Loudspeaker cone stiffeners
Pentagonal speaker enclosure with a downward directed dynamic da
Ribbon transducers
Sound transducer
Speaker apparatus equipped with means for producing...
Speaker damper