Product Overview
With its ability to reject ambient noise, Sony's ECM-66B Uni-Directional Electret Condenser Lavalier Microphone is ideal for instrumental applications. Features include a mic head that weighs only 7 grams, (0.25 ounces), a black finish, and a two-way powering system giving users the choice between an AA-size battery or external power supply.
Features:
- Uni-directional, electret condenser microphone.
- Resistant to howling by rejecting indirect sound.
- Designed for a wide range of applications from voice to instrumental recording.
- Wide dynamic range (101 dB), and high maximum input-sound-pressure level (130 dB SPL).
- Low inherent-noise characteristics.
Specifications:
- Capsule type: Electret Condenser
- Frequency response: 70-14,000Hz
- Directivity: Unidirectional
- Sensitivity (0dB=1V/Pa, at 1kHz): -50.0 dB +/-2 dB
- Output Impedance at 1 kHz: 100 ? ±20% (balanced)
- Dynamic Range: 101 dB or more
- Signal-to-Noise Ratio (A-weighted, 1kHz, 1 Pa): 65 dBor more
- Inherent noise (0dB SPL=2E-5 Pa): 29 dB SPL or less
- Wind Noise (with windscreen, at 2 m/s): 50 dB or less
- Induction noise from external magnetic field: 5 dBSPL or less
- Maximum input sound pressure level: 130 dB SPL
- Power Supply
- Battery: IECR9 or LR6
- Battery life (LR6): approx. 400 h
- External power: DC 24 to 48 V
- Power Requirements: DC 1.5 V
- Current Drain
- Internal battery: 3.5 mA or less
- External power: 2 mA or less
- Cable length: 9.8 feet (3.0 m)
- Dimensions:
- Microphone head: 7/16" diameter x 31/32" length (10.6mm x 24.2mm)
- Power unit: 13/16" diameter x 6 1/2" length (20.0mm x 163mm)
- Weight:
- Microphone head only: 0.25 oz (7 g)
- Total: 5.9 oz (167 g)