Sony ECM-77B Lavaliere Microphonesony ecm77b miniature omni-directional lavalier condenser microphone
Sony ECM-77B is a miniature omni-directional lavalier microphone 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.
The ECM-77 provides a wide frequency response of 40Hz - 20kHz. The wide frequency response enables the microphone to accurately reproduce audio signal from a wide variety of sources. The ECM-77B is powered with an external 48 Volt phantom power source or AA alkaline battery. The ECM-77B is manufactured with a variety of connectors to accommodate various input devices, this version features a standard 3-pin XLR male connection.
Standard XLR Connection
Frequency Response: 40 Hz - 20 kHz
Dynamic Range (Typical): > 90 dB
Signal-to-Noise Ratio: 64 dB, (@ 1 kHz)
Maximum Input Sound Level: 120 dB, (@ 1 kHz, 1% THD)
Power Requirements: 'AA' Battery (1.5v DC), or Phantom Power 48v DC
Output Impedance: 150 Ohms, (+/-20%, 1 kHz Balanced)
Output Connectors: XLR-3M Type
Low Frequency Roll-Off: None
Applications: Radio, Television and Broadcast.