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
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.
Specs:
| Form Factor |
Lavalier |
| Element Type |
Electret Condenser |
| Polar Pattern |
Omnidirectional |
| Frequency Range |
40 Hz to 20 kHz |
| Maximum SPL |
120 dB SPL |
| Analog Output |
1x XLR 3-Pin |
| Power Sources |
Battery / Phantom Power |
| Color |
Black |
| Frequency Range |
40 Hz to 20 kHz |
| Maximum SPL |
120 dB SPL |
| Sensitivity |
-52 dB (1 kHz) |
| Dynamic Range |
90 dB |
| Signal-to-Noise Ratio |
64 dB A-Weighted |
| Analog Output |
1x XLR 3-Pin |
| Cable Length |
9.84' / 3 m |
| Power Sources |
Battery / Phantom Power |