Audio-Technica AT AT831B

Miniature Cardioid Condenser Microphone (both battery & Phantom)
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AT831B
ADK-ATE-1373-00118
Audio-Technica
Mac & Win
No Stock Call for Availability
Availability: In stock
$229.00

AT831b

Miniature Cardioid Condenser Microphone (both battery & Phantom)

This clip-on lavalier mic AT831b provides crisp, full-sounding voice pickup and excels as an instrument mic, especially for pickup of acoustic guitar with included AT8444 instrument microphone 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

Included AT8417 clothing clip; AT8444 instrument microphone adapter; AT8531 power module; AT8116 windscreen; battery and protective carrying case

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 UniPakĀ® wireless systems

ElementCondenser
Polar PatternCardioid
Frequency Response40 - 18,000 Hz
Open Circuit SensitivityPhantom: -44 dB (6.3 mV) re 1V at 1 Pa
Battery: -46 dB (5.0 mV) re 1V at 1 Pa
ImpedancePhantom: 200
Battery: 270
Maximum Input Sound LevelPhantom: 135 dB SPL, 1 kHz at 1% T.H.D.
Battery: 121 dB SPL, 1 kHz at 1% T.H.D.
Low Frequency Roll Off80 Hz, 18 dB/octave
SwitchesOff, on-flat, on-roll-off
Dynamic RangePhantom: 106 dB, 1 kHz at Max SPL
Battery: 92 dB, 1 kHz at Max SPL
Signal-to-Noise Ratio65 dB, 1 kHz at 1 Pa
Phantom Power Requirements11-52V DC, 2 mA typical
Battery Type1.5V AA/UM3
Battery Current/Life0.4 mA / 1200 hours typical
(alkaline)
WeightMicrophone : 2.8 g (0.1 oz) - Power Module : 139 g (4.9 oz)
DimensionsMicrophone: 25.0 mm (0.98") long, 10.2 mm (0.40") diameter - Power Module: 84.0 mm (3.31") H x 63.0 mm (2.48") W x 22.0 mm (0.87") D
Output ConnectorIntegral 3-pin XLRM-type (on Power Module)
Cable1.8 m (6') long (permanently attached to microphone), 2.6 mm (0.10") diameter, 2-conductor, shielded cable with TA3F-type connector
Accessories IncludedAT8417 Clothing clip; AT8444 instrument microphone adapter; AT8531 power module; AT8116 windscreen; battery; protective carrying case
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