Audio Technica Boundary Microphone AT854R Unipoint Multi-channel Condenser Boundary Microphone

AUDIOTECHNICA AT854R Details

AT854R
Four-channel Cardioid Condenser Boundary Microphone

• The AT854R "quad mic" is ideal for a variety of video and audio conferencing applications
  

• Four independent cardioid condenser elements in one housing
  

• Four shielded, balanced lines in a single, flexible 30' (9.1 m) cable
  

• Individual connection and control of each channel
  

• Low-profile design for minimum visibility
  

 

AUDIOTECHNICA AT854R Specs

SPECIFICATIONS

ELEMENTS Fixed-charge back plate, permanently polarized condenser

POLAR PATTERN Cardioid (x4)

FREQUENCY RESPONSE 70-16,000 Hz

OPEN CIRCUIT SENSITIVITY -37 dB (14.1 mV) re 1V at 1 Pa

IMPEDANCE 100 ohms

MAXIMUM INPUT SOUND LEVEL 134 dB SPL, 1 kHz at 1% T.H.D.

DYNAMIC RANGE (typical) 105 dB, 1 kHz at Max SPL

SIGNAL-TO-NOISE RATIO 65 dB, 1 kHz at 1 Pa

PHANTOM POWER REQUIREMENTS 9-52V DC, 2 mA typical (each channel)

WEIGHT 16.4 oz (465 g)

DIMENSIONS 5.91" (150.0 mm) maximum diameter,
1.09" (27.6 mm) height

OUTPUT CONNECTORS Microphone: Neutrik MiniCon (9 pins used)
Cable: Four 3-pin XLRM-type

CABLE 30' (9.1 m) long, 0.28" (7.0 mm) diameter, shielded, with a miniature multi-contact plug at microphone end and four independent XLRM-type output connectors

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