ECM-77BC Omnidirectional Lavalier Microphone


Note: Discontinued: Available while stocks last only. Please Contact for availability if out of stock.

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The Sony ECM-77 miniature omni-directional lavalier microphone is designed for professional broadcast, sound reinforcement and recording applications. The condenser element features a miniature profile allowing it to be easily concealed in performance and broadcast situations. The omni-directional pattern provides even frequency and sensitivity response at the direct and off-axis sections of the microphone capsule.


TransducerElectret Condenser
Polar PatternOmnidirectional
Frequency Response40 Hz - 20 kHz
Dynamic Range (Typical)Greater than 90 dB
Signal-to-Noise Ratio64 dB @ 1 kHz
Maximum Input Sound Level120 dB @ 1 kHz, (1% THD)
Power RequirementsPhantom (48v DC)
Output Impedance150 Ohms +/-20% (1 kHz) Balanced
Output Connectors1.2m Cable with a SMC9-4P Connector for Use with the WRT-822A and WRT-860A Beltpack Transmitters
CaseProtective Carrying Case
Low Frequency Roll-OffNone
ApplicationsRadio, Television and Broadcast.
Dimensions.5 x .25" (12.5 x 5.6mm) LxW
Weight0.053 oz. (1.5 g)

What's In The Box

  • Sony ECM-77BC - Miniature Omni-Directional Lavalier Condenser Microphone
  • S.H Tie clip
  • Windscreen

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