handbookforsoundengineers 2005 ch.11 audiotransformers外语英文电子书

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1、AudioTransformersbyBillWhitlockJensenTransformers,Inc.9304DeeringAvenueChatsworth,CA91311ThisworkfirstpublishedbyFocalPressin2001asChapter11HandbookforSoundEngineers,ThirdEditionGlenBallou,EditorCopyright©2001,2006BillWhitlockAllrightsreservedBillWhitlockAudioTransformersPage1rdHandbookforSo

2、undEngineers,3Edition1AudioTransformerBasics.........................................................21.1BasicPrinciplesandTerminology................................................21.1.1MagneticFieldsandInduction.............................................21.1.2WindingsandTurnsRatio......

3、..........................................21.1.3ExcitationCurrent......................................................31.2RealitiesofPracticalTransformers...............................................41.2.1CoreMaterialsandConstruction...........................................41.2.2Winding

4、ResistancesandAuto-Transformers.................................61.2.3LeakageInductanceandWindingTechniques.................................71.2.4WindingCapacitancesandFaradayShields..................................81.2.5MagneticShielding.....................................................

5、81.3GeneralApplicationConsiderations..............................................91.3.1MaximumSignalLevel,Distortion,andSourceImpedance......................91.3.2FrequencyResponse...................................................101.3.3InsertionLoss........................................

6、................111.3.4SourceswithZeroImpedance............................................121.3.5Bi-DirectionalReflectionofImpedances....................................121.3.6TransformerNoiseFigure...............................................131.3.7BasicClassificationbyApplication.......

7、.................................142AudioTransformersforSpecificApplications........................................142.1Equipment-LevelApplications..................................................152.1.1MicrophoneInput............................