Sony ECM-678

The ECM-678/9X is a short shotgun, electret condenser-type microphone, which delivers outstanding sound performance in all field production and broadcast studio applications. It is also well-suited for use on Sony professional camcorders such as the HDV Series, DVCAM Series, and XDCAM Series.The ECM-678/9X offers excellent sensitivity, low inherent... morenoise, and extreme durability. Its highly directional response allows clear voice pick-up even in the most demanding of environments, while the built-in low-cut filter switch helps to reduce unwanted pop and wind noise encountered in the field. With its high performance and durability, the ECM-678/9X microphone is the perfect choice for quality-critical sound-acquisition applications.Specifications:Capsule Type: Mono Electret CondenserDimensions: ø13/16 x 9 7/8 inchesDirectivity: Uni-directional (supercardioid)Dynamic Range: 111 dB or moreFrequency Response: 40 Hz to 20 kHzInduction Noise from External Magnetic Field: 0 dB SPL or less (0 dB SPL=20u PA)Inherent Noise (0dB=20µPa): 16 dB SPL or lessMax SPL (dB SPL)(0dB=20µP): 127 dB SPLOutput Impedance at 1kHz (Balanced) (1/2 ± 20%): 200 O ±20%Power Requirements: External, DC 48V +/- 4VS/N Ratio: 78 dB or more (A-weighted, 1 kHz, 1 Pa.)Sensitivity: -28 dB +/-3dBWeight: 7 ozWind Noise: 60 dB SPL or less (0 dB SPL=20u PA) Sony ECM-678/9X Shotgun Condenser Microphone.