AT831b

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AT831b

This clip-on lavalier mic provides crisp, full-sounding voice pickup and excels as an instrument mic, especially for pickup of acoustic guitar with included AT8444 guitar adapter. It offers excellent gain before feedback and suppression of background noise. An integral 80 Hz high-pass filter provides easy switching from a flat frequency response to a low-end roll-off. It operates on battery or phantom power.

  • Clip-on lavalier mic also excels in acoustic guitar applications
  • Provides crisp, full-sounding voice and instrument pickup
  • Operates on battery or phantom power
  • 6' (1.8 m) cable permanently attached to mic, TA3F connector at power module
  • RoHS compliant - free from all substances specified in the EU directive on hazardous substances
  • Also available as: AT831R - with phantom-only power module AT831c - less power module; includes clothing clip and windscreen only; 10' (3 m) cable, unterminated AT831cW - less power module; includes clothing clip and windscreen only; 55" (1.4 m) cable terminated with locking 4-pin connector for A-T UniPak® wireless systems AT831cT5 - less power module; includes clothing clip and windscreen only; 55" (1.4 m) cable terminated with TA5F connector for ATW-U101 body-pack wireless system

  • Element: Fixed-charge back plate, permanently polarized condenser
  • Polar Pattern: Cardioid
  • Frequency Response: 40-18,000 Hz
  • Low Frequency Roll Off: 80 Hz, 18 dB/octave
  • Open Circuit Sensitivity: Phantom: -44 dB (6.3 mV) re 1V at 1 Pa Battery: -46 dB (5.0 mV) re 1V at 1 Pa
  • Impedance: Phantom: 200 ohms Battery: 270 ohms
  • Maximum Input Sound Level: Phantom: 135 dB SPL, 1 kHz at 1% T.H.D. Battery: 121 dB SPL, 1 kHz at 1% T.H.D.
  • Dynamic Range: Phantom: 106 dB, 1 kHz at Max SPL Battery: 92 dB, 1 kHz at Max SPL
  • Signal to Noise Ratio: 65 dB, 1 kHz at 1 Pa
  • Phantom Power Requiremens: 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
  • Cable: 6' (1.8 m) long (permanently attached to microphone), 0.10" (2.6 mm) diameter, 2-conductor, shielded cable with TA3F-type connector
  • Accessories: AT8417 clothing clip; AT8444 instrument adapter; AT8531 power module; AT8116 windscreen; battery; protective carrying case

AT831R AT831R Cardioid Condenser Lavalier Microphone
This clip-on lavalier mic provides crisp, full-sounding voice pickup. The AT831R also excels as an instrument mic, especially for pickup of acoustic guitar with included AT8444 guitar adapter.

AT831c AT831c Cardioid Condenser Lavalier Microphone
Same as AT831R, less power module; unterminated 10' cable.

AT831aW AT831aW Cardioid Condenser Lavalier Microphone
Terminated with locking 4-pin connector for A-T UniPak® body-pack wireless transmitters.

AT8531 AT8531 Power Module

AT8116 AT8116 Windscreen
Audio-Technica AT8116 Microphone Windscreen

AT8131 AT8131 Windscreen
Audio-Technica AT8131 Microphone Windscreen

AT8411 AT8411 Lavalier Microphone Clip
Audio-Technica AT8411 Lavalier Microphone Clip

AT8414 AT8414 Lavalier Microphone Clip
Audio-Technica AT8414 Lavalier Microphone Clip

AT8434 AT8434 Lavalier Microphone Clip
Audio-Technica AT8434 Lavalier Microphone Clip

BPF-XLAV BPF-XLAV Fur Sock for Tie-clip Microphones
Fur Sock for Tie-clip Microphones