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Audio-Technica U851A Cardioid Condenser Boundary Microphone

Brand:| Model: U851A
Overview
This battery- or phantom-powered condenser microphone accepts interchangeable condenser elements—available for boundary microphones in cardioid, hypercardioid and omnidirectional polar patterns.
Highlights
  • Designed for surface-mount applications such as sound reinforcement, pro recording tv, and more
  • PivotPoint® rotating output connector allows cable to exit from rear or the bottom of the mic
  • Superior off-axis rejection for maximum gain before feedback
  • UniGuard® RFI-shielding technology offers outstanding rejection of radio frequency interference
  • UniSteep® filter provides a steep low-frequency attenuation to improve sound pickup
  • Small-diameter UniPoint capsule near boundary eliminates phase distortion
  • Heavy die-cast case and non-slip silicon foam bottom pads minimize coupling of surface vibration
Part # 
242-4886
Weight: 1.6 lbs.  
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List Price$350.00
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$269.00
Part # 242-4886
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Product Details

Audio-Technica U851A Cardioid Condenser Boundary Microphone

Offering outstanding Audio-Technica sound for surface-mount applications, the U851A features a PivotPoint® rotating output connector, UniSteep® filter and UniGuard™ RFI-shielding technology. This battery- or phantom-powered condenser microphone accepts interchangeable condenser elements—available for boundary microphones in cardioid, hypercardioid and omnidirectional polar patterns. Its heavy die-cast case and silicon foam bottom pads minimize coupling of surface vibration to the microphone. With superior off-axis rejection and maximum gain-before-feedback, this professional microphone sets audio-quality standards in challenging acoustic environments.

Specifications: • Element: Fixed-charge back plate permanently polarized condenser • Polar pattern: Half-cardioid (cardioid in hemisphere above mounting surface) • Frequency response: 30-20,000 Hz • Low frequency roll-off: 80 Hz, 18 dB/octave • Open circuit sensitivity: Phantom –40 dB (10.0 mV) re 1V at 1 Pa; Battery –41 dB (8.9 mV) re 1V at 1 Pa • Impedance: Phantom 200 ohms; Battery 270 ohms • Maximum input sound level: Phantom 133 dB, 1 kHz at 1% THD; Battery 123 dB SPL, 1 kHz at 1% THD • Dynamic range (typical): Phantom 111 dB, 1 kHz at Max SPL; Battery 101 dB, 1 kHz at Max SPL • Signal-to-noise ratio: 72 dB, 1 kHz at 1 Pa • Phantom power requirements: 11-52V DC, 2 mA typical • Battery type: 1.5V AA/UM3 • Battery current life: 0.4 mA / 1200 hours typical (alkaline) • Switch: Off, on-flat, on-roll-off • Dimensions: Microphone 4.25" L x 3.31" W x 0.91" H (108 x 84 x 23 mm); Power module 3.31" H x 2.48" W x 0.87" D (84 x 63 x 22 mm) • Output connector (power module): Integral 3-pin XLRM-type • Cable 25 ft. L x 0.13" Dia., 2 conductor, shielded cable with TA3F-type connector • Accessories furnished: AT8531 power module, battery, and a soft protective pouch.



Audio-Technica U851A Cardioid Condenser Boundary Microphone
  • BrandAudio-Technica
  • ModelU851A
  • Part Number242-4886
  • UPC042005139132
  • Product CategoryBoundary / PZM / Surface Microphones
  • Unit of MeasureEA
  • Weight1.6 lbs.
  • California Prop 65

    Warning: California residents only. Please note per Proposition 65 that this product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

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Audio-Technica U851A Cardioid Condenser Boundary Microphone

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Audio-Technica U851A Cardioid Condenser Boundary Microphone

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