Sony ECM-77B Lavaliere 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.

Omni-directional Pattern
The omni-directional pattern provides even sensitivity and frequency response at the direct and off-axis sections of the microphone capsule.

Dual Power
The ECM-77B is powered with a single AA alkaline battery or external 48 volt phantom power source.

Miniature Profile
The miniature, unobtrusive profile enables the microphone to be easily concealed in broadcast and performance situations.

Standard XLR Connection
The ECM series is available in a variety of connections, this version features a standard 3-pin XLR male 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

Pad: None

Low Frequency Roll-Off: None

Applications: Radio, Television and Broadcast.

Dimensions
Microphone: .5 x .25" (12.5 x 5.6mm) LxDiameter
Power supply: 5.25 x .82 (131.5 x 20mm) LxW
Cable: 10' x .09" (3m x 2.3mm) LxW

Weight
Microphone: 0.053 oz. (1.5 g)
Power Supply: 4.2 oz. (120 g)

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