Sony ECM-77B

Sony ECM-77B Manual

Miniature Omnidirectional Lavalier Mic

The Sony ECM-77B is a miniature omnidirectional 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 omnidirectional 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 40 Hz to 20 kHz. 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 48V 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.

Features

Discreet wired microphone

The ECM77B is a miniature lavalier (tie clip) microphone designed to be inconspicuous. This tiny microphone runs on either phantom power or AA battery operation and comes with an XLR connector. Useful for studio, ENG, and EFP applications.

Hands free microphone

Allows the presenter to concentrate on her/his performance.

Omnidirectional Pattern

The omnidirectional 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.

Audio Section

Capsule Type

Electret Condenser

Frequency Response

40 Hz to 20 kHz

Directivity

Omni-directional

Sensitivity

-52.0 dB ±2 dB

Output Impedance

150Ω±20%, Balanced

Dynamic Range

90 dB or more

Signal-to-Noise Ratio

64 dB or more

Inherent Noise

30 dB SPL or less

Induction Noise From External Magnetic Field

5 dB SPL or less

Wind Noise

40 dB SPL or less (with windscreen)

General Section

Connector
B type. Supplied with XLR-3-12C (male) connector in power supply unit (single AA size battery)

Mic Cable
9.8 feet / 3 m

Power Requirements
DC 1.5 V (AA size battery) or +48 V phantom power

Battery Operating Time
Approx. 6000 h (LR6)

Power Consumption

Internal battery: 0.3 mA or less

External battery: 2 mA or less

Dimensions *[8]

o5.6 X 12.5 mm (Mic head)

o20 X 133 mm (Power unit XLR type)

o13/16 X 5 1/4 inches (Power unit XLR type)

o1/4 X 1/2 inches (Mic head)

Mass
Approx. 4.3 oz (with power supply unit)
Approx. 121.5 g (with power supply unit)

Supplied Accessories
Single/vertical type tie clip (1)
Single/horizontal type tie clip (1)
Operating instructions (1)
Mic case (1)
Metak-mesh type windscreen (1)
Double/horizontal type tie clip (1)

AUDIO lav microphone XLR