Sony Professional ECM-44BC, Affordable Omni-directional lavalier microphone

Sony Professional ECM-44BC, Affordable Omni-directional lavalier microphone

Sony Professional has made over five million professional ECM (Electret Condenser Microphones) microphones and the ECM-44 is the affordable, general voice model. It gives good sound quality and is broadly used in business presentation systems and TV production. The ECM-44 is available in four versions, featuring different connector types. This model, the Sony Professional ECM-44BC, has a 4-pin locking plug for use with bodypack transmitters that use the SMC9-4P connector.

Convenient to use

The ECM-44 is an affordable alternative to the traditional handheld microphone and being 'hands-free' it allows the presenter to concentrate on her/his performance

Professional image

Either 'in front of the camera' or at a business presentation the ECM-44 creates a professional and tidy image.

Easy to use

It can often be difficult to achieve good quality voice pick-up but the ECM-44 can help get good results. The microphone's capsule is designed for general voice pick-up with a mid-frequency emphasis characteristic and a suitable frequency response.

Sony Professional ECM-44BC Main 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-44BC is compatible with bodypack transmitters that use the SMC9-4P connector. It is easy to configure the ECM-44 in an affordable wireless microphone system for use with a Camcorder or in a presentation system.

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]: 2.5kΩ±30%, 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: BC type. Supplied with Sony 4-pin (SMC9-4P) connector
• 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]: φ8.5 x 14.5 mm (Mic head), φ11/32 x 19/32 inches (Mic head), Approx. 24 g, Approx. 0.8 oz
• Supplied Accessories: Urethane type windscreen (1), Single/horizontal type tie clip (1), Operating instructions (1), Mic case (1)
• Optional Accessories: Windscreen pack, Horizontal single-clip pack

Notes

• *[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 μPa.
• *[5] dB SPL/1E-7 T, 0 dB SPL = 20 μPa.
• *[6] Wind noise at 6.56 ft/s (0 dB SPL = 20 μPa.)*[7] 0 dB SPL = 20 μPa.
• *[8] The values for dimensions are approximate.