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Sony ECM-77LM User manual

  • Hello! I have reviewed the product details for the Sony ECM-77LM miniature lavalier microphone.This document describes its features, such as the omni-directional capsule, clear speech pick-up, and the 3-pin Lemo connector. It also mentions the DWT-B03R wireless transmitter. I'm ready to answer any questions you have about these products.
  • What type of microphone is the ECM-77LM?
    What is the frequency response of the ECM-77LM?
    What is the connector type of ECM-77LM?
©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-77LM
Miniatureomni-directional
electretcondenser
microphone
Overview Lavalier mic with excellent sound quality, ideal for use with DWT-Lavalier mic with excellent sound quality, ideal for use with DWT-
B03R wireless transmitterB03R wireless transmitter
TheSonyECM-77miniaturelavaliermicrophoneisseen
indailyuseonTVshowsaroundtheworld,andisan
equallyfamiliarsightinbothstudio-basedproductions
andonlocation.
Adiscreet'hands-free'alternativetohandheld
microphones,itspopularityisduetoacombinationof
excellentsoundquality,robustconstructionandan
attractivecosmeticdesign.Theminiaturedesignofthe
ECM-77makesiteasytoconcealinastageperformer's
costume.
Theelectretcondensermicrophone'somni-directional
capsuleisoptimisedforclearspeechpick-up,withan
extendedfrequencyresponse,impressivesensitivityand
lowhandlingnoise.
Featuringa3-pinLemoconnector,thisECM-77LM
versionisanidealpartnerforusewiththeDWT-B03R
DWXSeriesdigitalwirelessmicrophonebodypack
transmitter.
©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
Specifications AudioSection
CapsuleType ElectretCondenser
Frequency
Response 40Hzto20kHz
Directivity Omni-directional
Sensitivity*[1][7] -39.0dB
OutputImpedance
*[2][7] 6.3kΩ±30%,Unbalanced
DynamicRange 95dBormore
Signal-to-Noise
Ratio*[3] 64dB(typ.)
InherentNoise*[4] 32dBSPLorless
InductionNoise
FromExternal
MagneticField*[5]
5dBSPLorless
WindNoise*[6] 40dBSPLorless(with
windscreen)
MaximumInput
SoundPressure
Level*[7]
127dBSPL
GeneralSection
Connector Small3-pinconnector
MicCable 5.25feet
1.6m
©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
Power
Requirements
DC3.0Vto10.0V
Power
Consumption 0.4mAorless
Dimensions*[8] φ5.6X12.5mm(Michead)
φ1/4X1/2inches(Michead)
Mass
Approx.1.5g(withoutcable)
Approx.0.053oz(without
cable)
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
Horizontalsingle-clippack
ECM-77accessorykit
Coloredwindscreenkit
BlackwindscreenforECM-77
Notes
Notes
*[1]0dB=1V/Pa,at1kHz
*[2]Outputimpedanceat1
kHz
*[3]IEC179,A-weighted,1
kHz,1Pa.
*[4]0dB=20μPa
*[5]dBSPL/1E-7T
*[6]Windnoiseat2m/s(0dB
SPL=20μPa)
©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
*[7]Vdd：5.5V,RL：8.2kΩ
*[8]Thevaluesfor
dimensionsareapproximate.
Related
products
DWT-B03R
DWXSeriesdigital
wireless
microphone
bodypack
transmitter
©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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