U841A

Omnidirectional Condenser Boundary Microphone

  • Ideal for sound reinforcement, professional recording and conferencing
  • Outstanding rejection of radio frequency interference (RFI)
  • UniSteep® filter provides a steep low-frequency attenuation
  • Small-diameter UniPoint® capsule near boundary eliminates phase distortion
  • Heavy die-cast case and silicon foam bottom pad
  • Operates on battery or phantom power

£ (Contact your local reseller for pricing)

U841A
U841A

U841A

Omnidirectional Condenser Boundary Microphone

The U841A delivers exceptionally intelligible audio reproduction in a super-compact, low-profile design. Equipped with UniGuard® RFI-shielding technology, this omnidirectional condenser boundary microphone is designed for clear, highly intelligible sound reinforcement, professional recording, television and conferencing in surface-mount applications. The U841A has a 360° pickup angle and operates on battery or phantom power.

  • Designed for surface-mount applications such as high-quality sound reinforcement, professional recording, television, conferencing and other demanding sound pickup situations
  • UniGuard® RFI-shielding technology offers outstanding rejection of radio frequency interference (RFI)
  • UniSteep® filter provides a steep low-frequency attenuation to improve sound pickup without affecting voice quality
  • Small-diameter UniPoint® capsule near boundary eliminates phase distortion and delivers clear, high-output performance
  • Heavy die-cast case and silicon foam bottom pad minimize coupling of surface vibration to the microphone
  • Low-profile design with low-reflectance black finish for minimum visibility
  • Operates on battery or phantom power
U841A
Element Polarized condenser
Polar Pattern Omnidirectional in hemisphere above mounting surface
Frequency Response 30 - 20,000 Hz
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 Level Phantom: 132 dB, 1 kHz at 1% T.H.D. - Battery: 122 dB, 1 kHz at 1% T.H.D.
Low Frequency Roll Off 80 Hz, 18 dB/octave
Switches Off, on-flat, on-roll-off
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)
Weight 78 g
Dimensions Ø 65.0 - h:15.1 mm - 108.0 (L) x 84.0 (W) x 23.0 (H) mm
Output Connector 3-pin XLRM-type
Cable 25.0' (7.6 m) long (permanently attached to microphone), 0.13" (3.2 mm) diameter, 2-conductor, shielded cable with TA3F-type connector
Accessories Included AT8531 power module; battery; soft protective pouch

U841A

Omnidirectional Condenser Boundary Microphone

Name Filetype Filesize
U841A Specification Sheet PDF 303 KB
U841A Submittal Sheet PDF 483 KB
U841A Polar Pattern JPG 51 KB
U841A Frequency Response JPG 45 KB
U841A Declaration of Conformity PDF 30 KB

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Trusted by industry professionals

Trusted by industry professionals

Whether it’s on the boardroom table, the stage or in the studio, Audio-Technica products are trusted time and again by industry professionals looking for reliable, lovingly developed audio products for all budgets.

It’s Audio-Technica’s commitment to innovation, customer service and meticulous design that ensure professionals turn to us to provide solutions in conferencing, houses of worship, broadcasting, live sound, recording studios and beyond.

 

50 Years of Devotion to music

50 Years of Devotion to music

For over 50 years Audio-Technica has worked alongside leading figures in sports and music broadcast to develop and hone a range of products that deliver on the highest level.

Audio-Technica have developed and delivered products to power the Grammys, World Cup, Super Bowl, Commonwealth Games as well as every Summer and Winter Games from Atlanta 1996 to Sochi 2014.

 

A Legacy in Innovation

A Legacy in Innovation

Founded in 1962 by Hideo Matsushita, Audio-Technica positioned itself immediately as a leader in the manufacture and design of innovative audio products.

It’s expertise in innovation quickly spread to various new fields and led to the development of tone arms, microphones and headphones. Audio-Technica soon became a benchmark in those fields. Making history.

A self-made man and audiophile, Hidéo Matsushita was the former Director of the Tokyo Museum of Modern Art. It all started in his workshop, with the hand crafting of stereo cartridges. 50 years later, Audio-Technica has become a global leader in audio innovation.

 

A Passion for Listening

A Passion for Listening

Humility, passion, creativity and expertise in sound are the core values behind Audio-Technica’s legacy, greatly inspired by its founder - whose imprint on the company’s philosophy is still felt today.

Audio-Technica’s passion for listening evolved in the 70’s, when it started designing headphones, building upon a legacy in innovation, meticulous engineering and artistic design.

Today, Audio-Technica’s audio products have become globally synonymous with consistently high sonic performance paired with impeccable build construction and artistic design.

 

Two Year Limited Warranty

Two Year Limited Warranty

All Audio-Technica products come with a two year warranty as standard meaning you can enjoy your product safe in the knowledge that you’re covered.

All Audio-Technica products purchased from Audio-Technica Europe are guaranteed for two years from the date of purchase to be free of defects in materials and workmanship. In the event of such defect, the product will be repaired or replaced without charge*.

(* T&Cs apply)