CN109348386A
|
|
Driving device and electronic building brick
|
CN107677359A
|
|
Sound impedance test instrument harmony impedance detecting method
|
CN107820169A
|
|
Loudspeaker and the method for improving loudspeaker sensitivity
|
CN107396222A
|
|
The method of earphone and regulation earpiece audio characteristic
|
CN107249156A
|
|
The method of earphone and regulation earpiece audio characteristic
|
CN107071684A
|
|
Loudspeaker T/S parameter test methods and test device
|
CN106954146A
|
|
Silica gel vibrating diaphragm package assembly and preparation method for loudspeaker
|
CN106792400A
|
|
Loudspeaker and the method for reducing loudspeaker total harmonic distortion
|
CN106792401A
|
|
Surround sound loudspeaker unit and circular sound field generation method
|
CN106535024A
|
|
Power amplifier circuit, control method and earphone system
|
CN106507262A
|
|
A kind of diaphragm of loudspeaker tester with controlled excitation source
|
CN105933833A
|
|
Voice coil, manufacturing method thereof and loudspeaker
|