Sony ECM44BMP Electret Condenser Lavalier Microphone
Sony ECM44BMP Electret Condenser Lavalier Microphone
Overview
Sony has produced over five million professional ECM (Electret Condenser Microphones) microphones and the ECM-44 is the affordable, general voice model. It provides good sound quality and is widely used in business presentation systems and TV production. The ECM-44 is available in four versions, featuring different connector types. This model, ECM-44BMP, has a 3.5 mm locking jack for use with the UWP and UWP-D bodypack transmitters (excluding UTXB03HR).
Features
Tuned for voice pick-up
The ECM-44's capsule features an emphasis curve and a suitable frequency response for voice pick-up.
Compact size
The capsule has a diameter of only 8.5mm and is 14.5mm long.
Ready for wireless systems
The ECM-44BMP is compatible with the Sony UWP and UWP-D bodypack transmitters.
Specifications
Audio Section
| Capsule Type | Electret Condenser |
| Frequency Response | 40 Hz to 15 kHz |
| Directivity | Omni-directional |
| Sensitivity *[1] | -40.0 dB (10 mV) |
| Output Impedance *[2] | 2.5kO30%, Unbalanced |
| Dynamic Range | 90 dB or more |
| Signal-to-Noise Ratio *[3] | 62 dB or more |
| Inherent Noise *[4] | 32 dB SPL or less |
| Induction Noise From External Magnetic Field *[5] | 5 dB SPL or less |
| Wind Noise *[6] | 40 dB SPL or less (with windscreen) |
| Maximum Input Sound Pressure Level *[7] | 122 dB SPL |
General Section
| Connector | BMP type. Supplied with o3.5 mm, 3-pole mini plug. |
| Mic Cable | 3.9 feet 1.2 m |
| Power Requirements | DC 1.1 V to 10.0V |
| Power Consumption | 0.4 mA or less |
| Dimensions *[8] | f8.5 x 14.5 mm (Mic head) f11/32 x 19/32 inches (Mic head) |
| Mass | Approx. 18 g Approx. 0.6 oz |
| Supplied Accessories | Urethane type windscreen (1) Single/horisontal type tie clip (1) Operating instructions (1) Mic case (1) |
| Optional Accessories | Wind screen pack Horizontal single-clip pack |
Notes
| Note | *[1] 0 dB = 1 V/Pa, at 1 kHz *[2] Output impedance at 1 kHz *[3] A-weighted, 1 kHz, 1 Pa. *[4] 0 dB SPL = 20 Pa. *[5] dB SPL/1E-7 T, 0 dB SPL = 20 Pa. *[6] Wind noise at 6.56 ft/s (0 dB SPL = 20 Pa.) *[7] 0 dB SPL = 20 Pa. *[8] The values for dimensions are approximate. |
| UPC | 27242632448 |
|---|---|
| Manufacturer | Sony Pro |
