影视录音常用设备ppt课件.ppt

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1、影视录音常用设备SoundsystemWhatweneed?ProductionMicrophoneMixerRecorderPostproductionDAWPostrecordingsystemSoundmixingsystemProductionsoundsystemsmicrophone→cameramicrophone→mixer→cameramicrophone→mixer→recordermicrophone→preamplifier→mixer→recorderEquipmentsMicrophonesWirelessSystemsBoompolesMixersRecorder

2、sCommunicationPlaybackSystemsPowerSolutionsWalkieTalkiesSoundControlAccessoriesMicrophonesShotgunsLavaliersStereosSurroundsMicrophones_shotgunsShotgunsSennheiserMKH416ShortShotgunMicSennheiserMKH60Super-cardioidCondenserShotgunSennheiserMKH70LongShotgunSennheiserME66SuperCardioidCondenserSchoepsCMIT

3、5USuperCardioidShotgunMicSankenCS-1ShortShotgunMicSankenCS3eSuper-cardioidCondenserShotgunNeumannKMR81ShotgunNeumannKMR82iLongShotgunHowtochooseshotguns?FrequencyresponseLowcutHighfrequencyboostOut-of-axisfrequencyresponseDirectionalpatternCardioidSuper-cardioidEffectivepick-upangle(3dBsensitivityde

4、creasing)cardioid1300,super-cardioid300-400SensitivityDynamicrangeSennheiserMKH416PowerSupply:PorTSennheiserMKH60SennheiserMKH70SennheiserMKH416vs.60vs.70型号4166070指向性超心型超心型(更窄)超心型频响40-20k50-20k50-20k灵敏度（mV/Pa）254050等效噪声级（dB）13(A)24(CCIR)6(A)18(CCIR)5(A)16(CCIR)最大声压级（dB）130125124重量（g）165150180SankenC

5、S-1ShortshotgunVerysharpdirectivityina181.5mmlengthbodyFlatfrequencyresponsebeyond20kHz(onaxis)Highsensitivity-30dB/PaAcceptshighSPLs.Morethan137dBSPL(1%THD).Withnodistortioninclosemiking.Narrowangledirectivityovertheentirefrequencyrange.Overrallrearrejection.22dB/20kHz.18dB/10kHz.27dB/1kHz.27dB/200

6、Hz.Lightweight.Only100g.Easytooperateonaboompole.SchoepsCMIT5ULowcolorationofoff-axissoundEvengreaterimmunitytowindnoisethanaSCHOEPSsuper-cardioidDirectionalityincreasessmoothlywithhigherfrequencies,whichresultsinaverybalancedsoniccharacterCapsuleandamplifierarebuiltasasingleunitSchoepsCMIT5U_moreTh

7、esoundqualityoftheCMIT5remainsconsistentevenifthemicrophoneisrotatedonitsaxis,sinceitsdirectionalpatternisthesameinboththeverticalandhorizontalplanes.SchoepsCMIT5U_moreThreepushbutton-activatedfilters