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.
Omnidirectional Pattern
Dual Power
Miniature Profile
Standard XLR Connection
Microphone | |
Form Factor | Lavalier |
Sound Field | Mono |
Capsule | Electret Condenser |
Polar Pattern | Omnidirectional |
Pad | None |
High-Pass Filter | None |
Indicators | None |
Windscreen | Foam (Included) |
Performance | |
Frequency Range | 40 Hz to 20 kHz |
Maximum SPL | 120 dB SPL |
Impedance | 150 Ohms at 1 kHz |
Sensitivity | -52 dB (1 kHz) |
Dynamic Range | 90 dB |
Signal-to-Noise Ratio | 64 dB A-Weighted |
Equivalent Noise Level | 30 dB SPL |
Connectivity | |
Output Connectors | 1 x XLR 3-Pin Balanced |
Cable Length | 9.84' / 3 m |
Power | |
Operating Voltage | 48 V (Phantom Power) |
1.5 V (Battery Power) | |
Operating Current Consumption | 2 mA (Phantom Power) |
Battery Type | 1 x AA |
Approximate Battery Life | 6000 Hours |
Physical | |
Color | Black |
Mounting | Mic Clip (Included) |
Dimensions | ø: 0.22 x L: 0.49" / ø: 5.6 x L: 12.5 mm (Microphone) |
ø: 0.79 x L: 5.24" / ø: 20 x L: 133 mm (Preamp) | |
Weight | 4.3 oz / 122 g |