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Sony ECM-77BPT User manual

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©2004-2022SonyCorporation.Allrightsreserved.
Reproductioninwholeorinpartwithoutwrittenpermissionis
prohibited.Featuresandspecificationsaresubjecttochange
withoutnotice.Thevaluesformassanddimensionare
approximate.Alltrademarksarethepropertyoftheir
respectiveowners.
1
ECM-77BPT
Discreteomni-directional
lavalierElectretcondenser
microphone
Overview TheECM-77isprobablythemostoftenseenlavalier
microphoneonTVanditisusedwidelyinbothstudio
productionandonlocation.Itspopularityisbasedona
combinationofexcellentsoundquality,robust
constructionandanattractivecosmeticdesign.This
microphoneistheECM-77BPTwhichissuppliedwithpre
solderbarewireends
Hands FreeHands Free
Asalavaliermicrophone,theECM-77isanalternativeto
thetraditionalhandheldmicrophoneandbeing'hands
free'itallowsthepresentertoconcentrateonher/his
performance.
Professional ImageProfessional Image
TheECM-77isprobablythemostseenmicrophoneonTV
anditscompactdesigncreatesaprofessionalimage.
Easy and Familiar OperationEasy and Familiar Operation
TheECM-77isanessentialtoolforachievinggood
qualityvoicerecording.Themicrophone'scapsuleis
designedforvoicepick-upwithanextendedfrequency
responseandimpressivesensitivity.Thepopularityofthe
microphoneinTVproductionmeansthatmostsound
peoplewillbefamiliarwithusingtheECM-77.
©2004-2022SonyCorporation.Allrightsreserved.
Reproductioninwholeorinpartwithoutwrittenpermissionis
prohibited.Featuresandspecificationsaresubjecttochange
withoutnotice.Thevaluesformassanddimensionare
approximate.Alltrademarksarethepropertyoftheir
respectiveowners.
2
Features Designed for high quality voice pick-upDesigned for high quality voice pick-up
TheECM-77'scapsulefeaturesavoiceemphasiscurve,
extendedfrequencyresponseandsensitivity.
Minute sizeMinute size
Thecapsulehasadiameterofonly5.6mmandis
12.5mmlong.
Ready for other systemsReady for other systems
TheECM-77BPTversionissuppliedwithpre-solderwire
ends,allowingaconvenientsolutionforinterfacingthe
microphonewithothertypesofconnectors.
Specifications AudioSection
CapsuleType ElectretCondenser
Frequency
Response 40Hzto20kHz
Directivity Omni-directional
Sensitivity*[1] -39.0dB(11.2mV)
OutputImpedance
*[2] 2.5kΩ±30%,Unbalanced
DynamicRange 90dBormore
Signal-to-Noise
Ratio*[3] 64dBormore
InherentNoise*[4] 30dBSPLorless
InductionNoise
FromExternal
MagneticField*[5]
5dBSPLorless
©2004-2022SonyCorporation.Allrightsreserved.
Reproductioninwholeorinpartwithoutwrittenpermissionis
prohibited.Featuresandspecificationsaresubjecttochange
withoutnotice.Thevaluesformassanddimensionare
approximate.Alltrademarksarethepropertyoftheir
respectiveowners.
3
WindNoise*[6] 40dBSPLorless(with
windscreen)
MaximumInput
SoundPressure
Level*[7]
120dBSPL
GeneralSection
Connector Noconnector(Pigtail)
MicCable 9.8feet
3m
Power
Requirements DC1.1Vto10.0V
Power
Consumption 0.4mAorless
Dimensions*[8] φ5.6X12.5mm(Michead)
φ1/4X1/2inches(Michead)
Mass Approx.22.7g
Approx.0.8oz
Supplied
Accessories
Single/horizontaltypetieclip
(1)
Metal-meshtypewindscreen
(1)
Optional
Accessories
Windscreenpack
Verticalclippack
Safetypintypeclippack
Horizontaldouble-clippack
Horiozntalsingle-clippack
ECM-77accessorykit
Coloredwindscreenkit
©2004-2022SonyCorporation.Allrightsreserved.
Reproductioninwholeorinpartwithoutwrittenpermissionis
prohibited.Featuresandspecificationsaresubjecttochange
withoutnotice.Thevaluesformassanddimensionare
approximate.Alltrademarksarethepropertyoftheir
respectiveowners.
4
BlackwindscreenforECM-77
Notes
Note
*[1]0dB=1V/Pa,at1kHz
*[2]Outputimpedanceat1
kHz
*[3]A-weighted,1kHz,1Pa.
*[4]0dBSPL=20μPa
*[5]dBSPL/1E-7T,0dBSPL
=20μPa
*[6]Windnoiseat2m/s(0dB
SPL=20μPa)
*[7]0dBSPL=20μPa
*[8]Thevaluesfor
dimensionsareapproximate.
©2004-2022SonyCorporation.Allrightsreserved.
Reproductioninwholeorinpartwithoutwrittenpermissionis
prohibited.Featuresandspecificationsaresubjecttochange
withoutnotice.Thevaluesformassanddimensionare
approximate.Alltrademarksarethepropertyoftheir
respectiveowners.
5
Gallery
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