Sony ECM-44BMP Electret Condenser Lavalier Microphone
Sony hasproduced over five million professional ECM (Electret Condenser Microphones)microphones and the ECM-44 is the affordable, general voice model. It providesgood sound quality and is widely used in business presentation systems and TVproduction. The ECM-44 is available in four versions, featuring differentconnector types. This model, ECM-44BMP, has a 3.5mm locking jack for use withthe UWP and UWP-D bodypack transmitters (excluding UTXB03HR).
Key Features
- The ECM-44’scapsule features an emphasis curve and a suitable frequency response for voicepick-up
- The capsulehas a diameter of only 8.5mm and is 14.5mm long
- TheECM-44BMP is compatible with the Sony UWP and UWP-D bodypack transmitters
TechnicalSpecifications
Audio Section
Capsule Type
ElectretCondenser
Frequency Response
40 Hz to 15kHz
Directivity
Omni-directional
Sensitivity *
-40.0 dB (10mV)
Output Impedance *
2.5k30%,Unbalanced
Dynamic Range
90 dB ormore
Signal-to-Noise Ratio *
62 dB ormore
Inherent Noise *
32dB SPL orless
Induction Noise From External MagneticField *
5 dB SPL orless
Wind Noise *
40 dB SPL orless (with windscreen)
Maximum Input Sound Pressure Level *
122 dB SPL
Connector
BMP type.Supplied with o3.5 mm, 3-pole mini plug.
Mic Cable
3.9 feet
1.2 m
Power Requirements
DC 1.1 V to10.0V
Power Consumption
0.4 mA orless
Dimensions *
8.5 x 14.5mm (Mic head)
11/32 x19/32 inches (Mic head)
Mass
Approx. 18 g
Approx. 0.6oz
Supplied Accessories
Urethanetype windscreen (1)
Single/horisontaltype tie clip (1)
Operatinginstructions (1)
Mic case (1)
