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audio-technica Microphone Mixers
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audio-technica U851R Unidirectional wired microphone
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audio-technica AT829cW miniature wireless lapel microphone
audio-technica U841cW Omnidirectional wireless microphone
audio-technica U851cW Unidirectional wireless microphone
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Emblaze-VCON vPoint HD Video Conferencing Software
Polycom PVX Video Conferencing Software
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audio-technica microphones mixers

 

U841A
Omnidirectional Wired Microphone

 		U841A Omnidirectional Microphone
Get Datasheet in PDF format Call +44 (0) 845 09 40 570 for configuration options

For more information about the availability of the U841A Microphone or other audio-technica products, please contact
21st Century Video Limited by; Phone: +44 (0) 845 09 40 570, FAX: +44 (0) 870 80 30 410 or email: sales@c21video.com

Features:
  • Designed for surface-mount applications requiring high-quality sound pickup
  • Ideal for a variety of video and audio conferencing applications
  • Heavy die-cast case and foam base pad minimise coupling of surface vibration to the microphone
  • Operates on battery or phantom power
  • Low-profile design for minimum visibility
  • UniGuard™ RFI-shielding technology reduces RF interference
  • UniSteep® filter improves sound pickup
  • 25' (7.6 m) permanently attached cable with XLRM-type connector
  • Connects to AT-MX341a or AT-MX351 SmartMixer®
U841A Technical Specifications:
Element: Fixed-charge permanently polarised condenser
Polar Pattern: Omnidirectional in hemisphere above surface
Frequency Response: 30 - 20,000 Hz
Open Circuit Sensitivity: Phantom: -39 dB (11.2mV) re 1V at 1 Pa
Battery: -40 dB (10.0mV) re 1V at 1 Pa
Impedance: Phantom: 200 ohms
Battery: 270 ohms
Maximum Input Sound Level: Phantom: 132 dB SPL, 1 kHz at 1% T.H.D.
Battery: 122 dB SPL, 1 kHz at 1% T.H.D.
Signal to Noise Ratio: 65 dB, 1 kHz at 1 Pa
Dynamic Range (Typical): Phantom: 111 dB, 1 kHz at Max SPL
Battery: 101 dB, 1kHz at Max SPL
Phantom Power Requirements: 11 - 52V, 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
Low Frequency Roll-Off: 80 Hz, 18 dB/octave
Weight: 2.8oz (78 g)
Output Connector: XLRM-type (power module)
Cable: 25.0' (7.6m) permanently attached to microphone
Accessories Furnished: AT8531 power module; battery; protective pouch

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Updated: 16 April 2008.