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Sony ECM-90 Electret Condenser Microphone

The Sony ECM-90 Electret Condenser Microphone is an ultra-compact, dual diaphragm omnidirectional microphone capsule.

The ECM-90has – as Sony puts it: “a flat-and-wide frequency response” of 20 Hz to 20 kHz, a dual-diaphragm mechanism that reduces the cable noise and a splash-proof design built to withstand every-day use.

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Product Description

The ECM-90 uses a Sony 4-pin (SMC9-4P) connector for use with a Sony wireless transmitter – making the perfect audio outfit for use on live stage, theatre and broadcast applications.

Additionally, the microphone includes a 3.9′ cable, urethane type windscreen, and vertical and horizontal tie clips.

Supplied accessories:

1 x Urethane windscreen
1 x Vertical tie clip
1 x Horizontal tie clip

Sony ECM-90BC Electret Condenser Microphone Specifications

Capsule Type: Electret Condenser
Frequency Response: 20 Hz to 20 kHz
Directivity: Omni-directional
Sensitivity: -38 dB (12.6mV)
Output Impedance: 22.5 kΩ (unbalanced)
Dynamic Range (typ.): 99 dB
Signal-to-Noise Ratio (typ.): 68 dB
Inherent Noise (typ.): 26 dB SPL
Wind Noise: 45 dB SPL or less (with supplied windscreen)
Maximum Input Sound Pressure Level (typ.): 125 dB SPL
Connector: BC type. Supplied with Sony 4-pin (SMC9-4P) connector
Mic Cable: 3.9 feet (1.2 m)
Power Requirements: DC 1.1 V to 10.0 V
Dimensions: 3.5 x 3.5 x 20.5 mm (Mic head)
Mass (microphone body, excluding cable): Approx. 0.035oz


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