Overview

• 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 AT831cT4 – less power module; includes clothing clip and windscreen only; 55" (1.4 m) cable terminated with TA4F-type connector for Shure® wireless systems AT831cT5 – less power module; includes clothing clip and windscreen only; 55" (1.4 m) cable terminated with TA5F-type connector for Lectrosonics® wireless systems

Features

• 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.

Specifications

• Element: 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
• Maximum Input Sound Level: 141 dB SPL, 1 kHz at 1% T.H.D.
• Dynamic Range: 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
• Switches: Off, on-flat, on-roll-off
• Weight: Microphone : 2.8 g (0.1 oz) - Power Module : 81 g (2.9 oz)
• Dimensions: Microphone: 25.0 mm (0.98") long, 10.2 mm (0.40") diameter - Power Module: 3.66" (92.9 mm) long, 0.74" (18.9 mm) diameter
• Output Connector: Integral 3-pin XLRM-type (on Power Module)
• Accessories Included: AT8417 clothing clip; AT8444 Instrument Microphone Adapter; AT8538 remote power module; AT8116 windscreen; protective carrying case