Περιγραφή
Discreet wired microphone
The ECM77B is a miniature lavalier (tie clip) microphone designed to be inconspicuous. This tiny microphone runs on either phantom power or AA battery operation and comes with an XLR connector. Useful for studio, ENG, and EFP applications.
Hands free microphone
Allows the presenter to concentrate on her/his performance.
Audio Section
Capsule Type
Electret Condenser
Frequency Response
40 Hz to 20 kHz
Directivity
Omni-directional
Sensitivity *[1]
-52.0 dB ±2 dB
Output Impedance *[2]
150Ω±20%, Balanced
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
Wind Noise *[6]
40 dB SPL or less (with windscreen)
Maximum Input Sound Pressure Level *[7]
120 dB SPL
Connector
B type. Supplied with XLR-3-12C (male) connector in power supply unit (single AA size battery)
Mic Cable
9.8 feet
3 m
Power Requirements
DC 1.5 V (AA size battery) or +48 V phantom power
Battery Operating Time
Approx. 6000 h (LR6)
Power Consumption
Internal battery: 0.3 mA or less
External battery: 2 mA or less
Dimensions *[8]
o5.6 X 12.5 mm (Mic head)
o20 X 133 mm (Power unit XLR type)
o13/16 X 5 1/4 inches (Power unit XLR type)
o1/4 X 1/2 inches (Mic head)
Mass
Approx. 4.3 oz (with power supply unit)
Approx. 121.5 g (with power supply unit)
Supplied Accessories
Single/vertical type tie clip (1)
Single/horizontal type tie clip (1)
Operating instructions (1)
Mic case (1)
Metak-mesh type windscreen (1)
Double/horizontal type tie clip (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