ECM-90LM (ECM90LM)

Electret condenser microphone

Where to buy

Overview

Ultra-compact microphone capsule
Dual-diaphragm mechanism reduces the cable noise
Flat-and-wide frequency response
Splash-proof design
3-pin Lemo connector

Specifications

Audio Section
Capsule Type
Electret Condenser
Frequency Response
20 Hz to 20 kHz
Directivity
Omni-directional
Sensitivity *[1]
-40 dB (10mV)
Output Impedance *[2]
6.3 kΩ (unbalanced)
Dynamic Range (typ.)
99 dB
Signal-to-Noise Ratio (typ.) *[3]
68 dB
Inherent Noise (typ.) *[4]
26 dB SPL
Wind Noise *[5]
45 dB SPL or less (with supplied windscreen)
Maximum Input Sound Pressure Level (typ.) *[6]
125 dB SPL
General Section
Connector
3-pin Lemo connector
Mic Cable
5.2 feet
1.6m
Power Requirements
Supplied from Sony wireless system transmitters
Dimensions *[7]
5/32 x 5/32 x 21/26 inches (Mic head)
3.5 x 3.5 x 20.5 mm (Mic head)
Mass (microphone body, excluding cable)
Approx. 0.035oz
Approx. 1g
Supplied Accessories
Urethane type windscreen (1)
Single/vertical type tie clip (1)
Single/horisontal type tie clip (1)
Operating instructions (1)
Optional Accessories
Wind screen pack
Vertical clip pack
Safety clip pack
Horizontal clip pack
Double clip pack
Color windscreen pack
Black windscreen pack
Accessory kit
Notes
*[1]
0 dB = 1 V/Pa, at 1 kHz
*[2]
Output impedance at 1 kHz
*[3]
A-weighted, 1 kHz, 1 Pa.
*[4]
0dB SPL = 2E-5 Pa.
*[5]
Wind noise at 2m/s (0 dB SPL = 20?Pa.)
*[6]
0dB SPL = 2E-5 Pa.
*[7]
The values for dimensions are approximate.

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