Audio-Technica AT831R Cardioid Condenser Lavalier Microphone

The Audio-Technica AT831R Cardioid Condenser Lavalier Microphone is a premium choice for those seeking professional-grade audio pickup, whether for speech or acoustic guitar. This clip-on mic is renowned for its ability to deliver crisp, full-sounding voice recordings. Additionally, it performs exceptionally well in higher Sound Pressure Level (SPL) environments, making it highly versatile. This microphone operates solely on phantom power, ensuring you get high-quality, interference-free sound. With excellent gain before feedback and effective suppression of background noise, the AT831R is ideal for various professional applications. It comes complete with an attached 4.0-meter cable and a TA3F connector at the power module.

This microphone is also available in various configurations to suit your specific needs. Whether you require battery/phantom power modules, specialized connectors for A-T UniPak, Shure, or Lectrosonics wireless systems, there's a version of the AT831 to meet your requirements. Moreover, this microphone is RoHS compliant, meaning it's free from all hazardous substances specified in the EU directive, making it an environmentally friendly choice.

Key Features

• Clip-on lavalier mic excelling in both voice and 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 with TA3F connector at power module
• RoHS compliant, free from hazardous substances
• Various configuration options available, including battery/phantom power module and specialized wireless connectors

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

Package Contents

• Clothing clip
• AT8444 guitar adapter
• AT8538 remote power module
• AT8116 windscreen
• Protective carrying case