Audio Technica U841A Omnidirectional Microphone

$273.00 (excluding VAT)

This product is currently not available for purchase

  • Outstanding Rejection of Radio Frequency Interference
  • UniSteep Filter Provides a Steep Low-Frequency Attenuation
  • Eliminates Phase Distortion
  • Effectively Minimizes Coupling of Surface Vibration
  • Low-Profile with Low-Reflectance Black Finish

Audio Technica U841A Omnidirectional Microphone

The Audio Technica U841A is an incredibly versatile piece of equipment that is flexible in its application. It can be used for conferences, professional recording and much more. Its 360° pickup angle allows for unprecedented audio reproduction and intelligible and crisp sound.

Product Ref: 67249

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Full Description

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The Audio Technica U841A is a compact, low profile design that is capable of comprehensive audio reproduction. Fitted with UniGuard® RFI-shielding technology this omnidirectional condenser boundary microphone is designed for clear and crisp clarity that offers highly intelligible sound reinforcement.

The device can also be used for professional recording, television, and confrencing in various surface mount applications. To enable the device to have optimum audio detection it operates under a 360° pickup angle, ensuring that the signal is appropriately identified from whatever the location. The Audio Technica U841A operates on either battery or phantom power.


  • Element: Fixed-charge back plate permanently polarized condenser
  • Polar Pattern: Omnidirectional in hemisphere above mounting surface
  • Frequency Response:30-20,000 Hz
  • Low Frequency Roll off 80 Hz, 18 dB/octave
  • Open Circuit Sensitivity Phantom: –39 dB (11.2 mV) re 1V at 1 Pa
  • Battery: –40 dB (10.0 mV) re 1V at 1 Pa
  • Impedance:Phantom: 200 ohms
  • Battery: 270 ohms
  • Maximum Input Sound LevelPhantom: 132 dB, 1 kHz at 1% T.H.D.
  • Battery: 122 dB SPL, 1 kHz at 1% T.H.D.
  • Dynamic Range Phantom: 111 dB, 1 kHz at Max SPL
  • Battery: 101 dB, 1 kHz at Max SPL
  • Signal To Noise Ratio: 73 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
  • Weight: 2.8 oz (78 g)
  • Weight Power Module: 4.9 oz (139 g)
  • Dimensions Microphone: 2.56" (65.0 mm) diameter, 0.59" (15.1 mm) height
  • Dimensions 3.31" (84.0 mm) H x 2.48" (63.0 mm) W x 0.87" (22.0 mm) D
  • Output Connector: (Power Module> Integral 3-pin XLRM-type.