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 Free
As a lavalier microphone, the ECM-77 is an alternative to the traditional hand-held microphone. Being "hands-free," it allows the presenter to concentrate on her/his performance.
Professional Image
The ECM-77 is probably the most seen microphone on TV and its compact design creates a professional image.
Easy 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.
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
Wind Noise *[6]
40 dB SPL or less (with windscreen)
Maximum Input Sound Pressure Level *[7]
120 dB SPL
Connector
No connector (Pigtail)
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
Black windscreen for ECM-77
