Overview
Perfect For Television Applications, Sony's ECM77b Omni-Directional Electret Condenser Microphone Is A Miniature Lavalier Microphone Designed To Be Inconspicuous.
- Ultra Miniature, Omnidirectional Electret Condenser Lavaliere
- Inconspicuous Design For Film And TV Production
- Extended 40-20,000 Hz Frequency Response
- Includes Windscreen And Tie Bar Clip
- 1 Year Manufacturer Warranty
Specifications
- 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]
64 dB (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
- Connector
Small 3-pin lemo connector
- Mic Cable
1.6 m / 5.25 ft
- Power Requirements
DC 3.0V to 10.0V
- Power Consumption
0.4 mA or less
- Dimensions *[8]
Mic Head: Ø5.6 X 12.5 mm (Ø.25" X .5")
- Supplied Accessories
Single/horizontal type tie clip (1)
Metal-mesh type windscreen (1)
*[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] 0 dB = 20 μPa
*[5] dB SPL/1E-7 T
*[6] Wind noise at 2 m/s (0 dB SPL = 20 μPa)
*[7] Vdd: 5.5 V, RL: 8.2 kΩ
*[8] The values for dimensions are approximate.