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Description:

Manufacturer's website

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. The mic is ideal for higher SPL applications, such as pickup for horns with included AT8418 UniMount® microphone instrument mount. Excellent gain before feedback and suppression of background noise. Operates on phantom power only.

• Clip-on lavalier mic also excels in acoustic guitar applications
  
• Provides crisp, full-sounding voice and instrument pickup
  
• Excellent gain before feedback and suppression of background noise
  
• Operates on phantom power only
  
• 25' (7.6 m) cable permanently attached to mic, TA3F connector at power module
  
• Also available as:
  AT831b – with battery/phantom 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
  

SPECIFICATIONS
ELEMENT	Fixed-charge back plate, permanently polarized condenser
POLAR PATTERN	Cardioid
FREQUENCY RESPONSE	40-20,000 Hz
OPEN CIRCUIT SENSITIVITY	-42 dB (7.9 mV) re 1V at 1 Pa
IMPEDANCE	200 ohms
MAXIMUM INPUT SOUND LEVEL	141 dB SPL, 1 kHz at 1% T.H.D.
DYNAMIC RANGE (typical)	112 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
WEIGHT (MICROPHONE)	0.1 oz (2.8 g)
WEIGHT (POWER MODULE)	1.8 oz (51.4 g)
DIMENSIONS (MICROPHONE)	0.98" (24.8 mm) long, 0.40" (10.2 mm) diameter
DIMENSIONS (POWER MODULE)	3.13" (79.5 mm) long, 0.83" (21.0 mm) diameter
OUTPUT CONNECTOR (POWER MODULE)	Integral 3-pin XLRM-type
CABLE	25' (7.6 m) long (permanently attached to microphone), 0.13" (3.2 mm) diameter, 2-conductor, shielded cable with TA3F output connector
ACCESSORIES FURNISHED	AT8417 clothing clip; AT8418 UniMount® microphone instrument mount; AT8444 guitar adapter; AT8533 remote power module; AT8116 windscreen; protective carrying case
AUDIO-TECHNICA CASE STYLE	M1

SPECIFICATION GRAPHS
Click on the chart to view the larger image
		POLAR PATTERN
		FREQUENCY RESPON

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