Title:
コンデンサマイクロホンのヘッド部およびコンデンサマイクロホン
Document Type and Number:
Japanese Patent JP5645308
Kind Code:
B2
Abstract:
A head of a condenser microphone includes: a condenser microphone unit; a housing supporting the condenser microphone unit; a first circuit board arranged adjacent to the condenser microphone unit in the housing; a second circuit board arranged remote from the condenser microphone unit and separated from the first circuit board in the housing; and a magnetic sheet arranged between and separated from the first circuit board and the second circuit board in the housing, the first circuit board including a circuit for processing an audio signal from the condenser microphone unit; the second circuit board including a DC-DC converter circuit unit for generating a polarization voltage to be applied to the condenser microphone unit.
Inventors:
秋野 裕
Application Number:
JP2010294378A
Publication Date:
December 24, 2014
Filing Date:
December 29, 2010
Export Citation:
Assignee:
株式会社オーディオテクニカ
International Classes:
H04R19/04; H04R1/02; H04R1/04
Attorney, Agent or Firm:
Stone bridge Yoshiyuki husband