Product Highlights
  • Lavalier Microphone
  • Omnidirectional Pickup Pattern
  • BMP Connection
  • Wired
Sony Electret Condenser Lavalier Microphone Sony Electret Condenser Lavalier Mi...
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Overview

The ECM-77 is probably the most often seen lapel 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-77BMP which is supplied with a 3.5mm locking jack for use with WRT-805 and UWP series wireless transmitter.

Hands Free
As a lapel microphone, the ECM-77 is an alternative to the traditional hand held 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.

Designed for high quality voice pick-up
The ECM-77's capsule features a voice emphasis curve, extended frequency response and sensitivity.
   
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 the Sony Freedom WRT-805 wireless transmitter, providing high quality wireless microphone systems for video production.

What's Included

  • Sony ECM-77BMP Omnidirectional Lavalier Microphone
  • Holder Clip
  • Windscreen

Reviews

Product Specifications

Audio  
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
General  
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 Wind screen pack
Vertical clip pack
Safety pin type clip pack
Horizontal double-clip pack
Horizontal single-clip pack
ECM-77 accessory kit
Colored wind screen kit
Black windscreen for ECM-77

 

Questions & Answers

Sony Electret Condenser Lavalier Microphone

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