audio technica / AT841b

This hemispherical omnidirectional boundary microphone from Audio Technica is ideal for remote meetings.

■Boundary Microphone
■Type: Back electret condenser
■Polar Pattern: Hemispherical omnidirectional
■Frequency Response: 40-20,000 Hz (with low-cut switch)
■Sensitivity (0 dB = 1 V/1 Pa, 1 kHz): -40 dB (with battery) -38 dB (with phantom power)
■Maximum Input Sound Pressure Level (1 kHz, THD 1%): 116 dB S.P.L. (with battery)
■132 dB S.P.L. (with phantom power)
■Signal-to-Noise Ratio (1 kHz, 1 Pa): 70 dB or greater
■Output Impedance: 250 Ω balanced (with battery) 200 Ω balanced (with phantom power)
■Power Supply: One AA battery or 11-52 V DC phantom power
■Current Consumption: 400 μA (with battery) 2 mA (with phantom power) Low-cut 80Hz, 12dB/octave (with ON/OFF switch)
Output Connector: Canon XLRM type (Power Module: AT8537)
Cable Length: 7.6m
Finish: Matte black baked finish
Weight: 78g
Included Accessories: Power Module: AT8537