| 摘要 |
PURPOSE: A device for inspecting a cell phone speaker is provided to improve the reliability of inspection by inspecting the performance of speaker while the components are transferring. CONSTITUTION: A microphone holder elevates by an actuator in the vertical direction. A microphone(29d) is installed to the microphone holder. When the microphone utmost got near to the speakers(11a,11b), the analyzer(39) sends the electric signal to the speakers. A controller(41) converts the acoustic signal of the microphone into the electric signal. The controller transmits the electric signal to the analyzer. The analyzer compares the electric signal of the speakers and the electric signal of microphone.
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