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Sony ECM44B wired miniature lavaliere microphone |
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Miniature electret condenser lavaliere microphone. Black anodized finish, Omni-directional, AA battery operation only. |
ECM44B
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Details
| XLR type (Supplied with a battery unit and XLR-3-12C type connector) | ECM-44B |
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| Pigtail type (Supplied without a connector ) | ECM-44BPT |
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| SMC type (Supplied with a Sony 4-pin connector) | ECM-44BC |
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| BMP type (Supplied with a 3.5 mm diameter, 3-pole mini plug.) | ECM-44BMP |
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| Capsule type | Electret Condenser |
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| Frequency response | 40 Hz to 15kHz |
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| Directivity | Omni-directional |
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| Sensitivity | XLR type: -53.0 dB ±3 dB Pigtail/SMC/BMP type: -40.0 dB (10 mV) |
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| Output imedance at 1kHz | XLR type: 250 Ω ±20% (balanced) Pigtail/SMC/BMP type: 2.5 kΩ ±30% (unbalanced) |
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| Dynamic range | 90 dB or more |
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| S/N ratio (A-weighted, 1kHz, 1 Pa.) | 62 dB or more |
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| Inherent noise (0 dB SPL = 2E-5 Pa.) | 32 dB SPL or less |
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| Wind noise - with windscreen, at 2 m/s (0 dB SPL = 2E-5 Pa.) | 40 dB SPL or less |
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| Induction noise from external magnetic field (dB SPL/1E-7 T, 0 dB SPL = 2E-5 Pa) | 5 dB SPL or less |
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| Maximum input sound pressure level (0 dB SPL = 2E-5 Pa.) | 122 dB SPL |
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| Power supply - XLR type only | Battery: IECR6 or LR6 Battery life (LR6): Approx. 6000 h |
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| Power requirements | XLR type: DC 1.5 V Pigtail/SMC/BMP type: DC 1.1 to 10.0 V |
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| Current drain | XLR type (internal battery): 0.3 mA or less Pigtail/SMC/BMP type: 0.4 mA or less |
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| Cable length | XLR type: 3.0 m (9.8 feet) Pigtail type: 3.0 m (9.8 feet) SMC/BMP type: 1.2 m (3.9 feet) |
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| Dimensions | Microphone head: 8.5 diameter x 14.5 mm (11/32 diameter x 19/32 inch) Power unit (XLR type only): 20.0 diameter x 126 mm (13/16 diameter x 5 inches) |
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| Mass | XLR type: 121 g (4.3 oz) Pigtail type: 29 g (1.0 oz) SMC type: 24 g (0.8 oz) BMP type: 18 g (0.6 oz) Microphone head only: 2 g (0.07 oz)
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