Sony ECM-77BMP Discrete Omni-Directional Lavalier Electret Condenser Microphone User Manual

ECM-77BMP
Discrete Omni-directional
lavalier Electret condenser
microphone

 

Overview

The ECM-77 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 ECM77BMP which is supplied with a 3.5 mm locking jack for use with UWP-D series wireless transmitters.
Hands-Free
As a lavalier microphone, the ECM-77 is an alternative to the traditional handheld microphone, and 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.
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Reproduction in whole or in part without written permission is prohibited. Features and specifications are subject to change without notice. The values for mass and dimension are approximate. All trademarks are the property of their respective owners.

Features

Designed for high-quality voice pick-up The ECM-77’s capsule features a voice emphasis curve, extended frequency response and sensitivity. Designed for high-quality voice pick-up
Minute size
The capsule has a diameter of only 5.6mm and is 12.5mm long.
Ready for wireless systems
The ECM-77BMP is compatible with UWP-D wireless transmitters, providing high-quality wireless microphone systems for video production.

Specifications

Audio Section

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]		 2.5k0+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

General Section

Connector BMP type. Supplied with o3.5
mm, 3-pole mini plug.
Mic Cable 3.9 feet
1.2 m
Power Requirements DC 1.1 V to 10.0V
Power Consumption 0.4 mA or less
Dimensions *[8] φ5.6 X 12.5 mm (Mic head)
φ1/4 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 Windscreen pack
Vertical clip pack
Safety pin type clip pack
Horizontal double-clip pack
Horizontal single-clip pack
ECM-77 accessory kit

Colored windscreen kit Black windscreen for ECM-77
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 = 20 μPa
  • [5] dB SPL/1E-7 T, 0 dB SPL = 20 μPa
    Note
  • [6] Wind noise at 2m/s (0 dB SPL = 20 μPa)
  • [7] 0 dB SPL = 20 μPa
  • [8] The values for dimensions are approximate.

Related products

UWP-D11
UWP-D bodypack wireless microphone package

UWP-D12
UWP-D handheld wireless microphone package

UWP-D16
UWP-D bodypack and XLR plug-on wireless microphone package

Gallery