八重洲Yaesu_MH-31A8J_serv维修手册含电器原理图

DYNAMIC MICROPHONEVERTEX STANDARD CO.,LTD.4-8-8 Nakameguro,Meguro-Ku,Tokyo 153-8644,JapanVERTEX STANDARDUS HeadquartersMH-31A810900 Waiker Street,Cypress,CA 90630.U.SAIntemational Division8350 N.W.52nd Terrace,Suile 201,Miami,FL33166.U.SAYAESU EUROPE B.V.Technical SupplementP.O.Box 75525,1118 ZN Schiphol,The NetherlandsYAESU UK LTD.Unit 12,Sun Valley Business Park,Winnall CloseWinches ter,Hampshire,S023 0LB,U.K.@2003 VERTEX STANDARD CO.,LTD.Printed in Japan.VERTEX STANDARD HK LTD.Unit 5,20/F.,Seaview Centre,139-141 Hoi Bun Road,E068790AKwun Tang,Kowloon,Hong Kong9只9S810037688898MIC ELEMENTS8100380CURL CORD ASS'YSpecificationsMicrophone Type:DynamicMicrophone Impedance:190-ohm +30%at 1 kHz (tone 1)Microphone Sensitivity:-78 dB+3 dB at 1 kHz,0 dB =1 V/0.1 Pa (tone 1)Audio Tone Response:tonel,full rangetone2,-14 dB+3 dB at 100 HzWeight(approx.):1838Circuit DiagramDWN⑧⑧UP⑤TONE02④MIC0.33uf③②PTT①FST