The Sony ECM-77BC9X 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 40Hz - 20kHz. The wide frequency response enables the microphone to accurately reproduce audio signals from a wide variety of sources. The ECM-77 is manufactured with a variety of connectors to accommodate various input devices. This version features a 4-pin Hirose connection for use with compatible beltpack transmitters. Phantom power is supplied via the connected body-pack transmitters.
Omnidirectional Pattern
Miniature Profile
4-pin Hirose Wireless Transmitter Connection
Sony ECM-77 Specs
Transducer | Electret Condenser |
Polar Pattern | Omnidirectional |
Frequency Response | 40 Hz - 20 kHz |
Dynamic Range (Typical) | Greater than 90 dB |
Signal-to-Noise Ratio | 64 dB @ 1 kHz |
Maximum Input Sound Level | 120 dB @ 1 kHz, (1% THD) |
Power Requirements | Phantom (48v DC) |
Output Impedance | 150 Ohms +/-20% (1 kHz) Balanced |
Output Connectors | 4-pin Hirose |
Pad | None |
Low Frequency Roll-Off | None |
Applications | Radio, Television, and Broadcast |
Dimensions (LxDiameter) | 0.5 x 0.25" / 12.5 x 5.6 mm |
Weight | 0.05 oz / 1.5 g |
Package Weight | 0.135 lb |
Box Dimensions (LxWxH) | 6.5 x 1.55 x 1.05" |
- Sony ECM77BC9X Microphone Head (4-pin Hirose)
- Holder Clip
- Windscreen
- Barcode: 45284
- UPC Barcode: 27242632493
- Supplier Code: ECM77BC