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. The mic is ideal for higher SPL applications. 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

4.0 m (13.1') 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:
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	40-16,000 Hz
LOW FREQUENCY ROLL-OFF	80 Hz, 18 dB/octave
OPEN CIRCUIT SENSITIVITY	-42 dB (7.9 mV) re 1V at 1 Pa
IMPEDANCE	250 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	11-52V DC, 2 mA typical
SWITCH	Flat, roll-off
WEIGHT (MICROPHONE)	0.1 oz (2.8 g)
WEIGHT (POWER MODULE)	2.9 oz (81 g)
DIMENSIONS (MICROPHONE)	0.98" (25.0 mm) long, 0.40" (10.2 mm) diameter
DIMENSIONS (POWER MODULE)	3.66" (92.9 mm) long, 0.74" (18.9 mm) diameter
OUTPUT CONNECTOR (POWER MODULE)	Integral 3-pin XLRM-type
CABLE	4.0 m (13.1') long (permanently attached to microphone), 3.2 mm (0.13") diameter, 2-conductor, shielded cable with TA3F-type connector
ACCESSORIES FURNISHED	AT8417 clothing clip; AT8444 guitar adapter; AT8538 remote power module; AT8116 windscreen; protective carrying case
AUDIO-TECHNICA CASE STYLE	M1