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Sony ECM-77B (ECM77B) Omni-Directional miniature lavalier (tie-clip) microphone with XLR Pre-amp
Perfect for television applications, Sony's ECM77B Omni-Directional Electret Condenser Microphone is a miniature lavalier microphone designed to be inconspicuous. This tiny mic runs on either phantom power or AA battery operation. The ECM77B comes with an attached XLR connector
- 5.6 x 12.5mm (1/4 x 1/2"), 1.5g (0.04 oz) microphone head
- High performance, frequency response 40Hz to 20,000Hz
- 2-way powering-AA-size battery or external power supply
- Black Finish
- Complete with in-line battery unit for 2-way powering
| Feature | Benefit |
|---|---|
| High-performance frequency response: | 40 -20,000 Hz |
| Black finish | |
| Two-way powering system: | AA-size battery or external power supply |
| Very small size |
| Specification | Detail |
|---|---|
| Capsule type | Electret condenser |
| Frequency response | 40-20,000Hz |
| Directivity | OMNI |
| Microphone cable | 3m |
| Output connector | XLR-3-12C TYPE |
| Sensitivity (0dB=1V/Pa, at 1kHz) | -52.0dB ±2dB |
| Output impedance at 1 kHz | 150ohms (Balanced) |
| Dynamic Range | equal to or greater than 90dB |
| Signal to noise ratio (A weighted,1kHz,1Pa.) | equal to or greater than 64dB |
| Wind Noise (w/wind screen) | equal to or less than 40dB SPL |
| Maximum input sound pressure level | equal to or greater than 120dB SPL |
| Power supply | |
| Battery | SUM-3(NS) (1.5V) |
| Battery Life | Approx 5,000H |
| Ext. Power | DC48V |
| Inherent noise (0dB SPL=20µPa.) | equal to or less than 30dB SPL |
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