Patent ID: 8488830

Claim:
A condenser microphone comprising: a support pipe made of a metallic material; a microphone body supported on a front end side of the support pipe, and including a microphone unit, and an output module part having a sound signal output circuit for the microphone unit and a shield housing covering the sound signal output circuit; a proximal housing having an output connector therein and attached to a rear end side of the support pipe; a connecting member arranged between the support pipe and the shield housing; a microphone cable electrically connecting the sound signal output circuit and the output connector and having two signal lines and a shield cover, inserted in the support pipe; and a metal cover arranged in the connecting member, and having a core wire inserting hole in the central portion thereof and a peripheral portion contacting with the shield housing, the microphone cable being pulled into the shield housing through the core wire inserting hole and connected to predetermined terminals of the sound signal output circuit, wherein one end of the shield cover of the microphone cable and a ground part of the sound signal output circuit are connected electrically to the metal cover so that a complete shield in which a contact portion between the metal cover and the shield housing is a base point of grounding is formed for the output module part; another end of the shield cover is connected electrically to a ground terminal of the output connector; and the shield housing and the support pipe are insulated electrically from each other by an insulating material.