Audio-Technica AT8681 UniMix 2-to-1 Microphone Combiner with Balance Control

The AT8681 is a from Audio-Technica is a UniMix® 2-to-1 Microphone Combiner — a handy device that combines the output from 2 microphones into a single channel. It includes a balance control that attenuates each microphone by 6dB (typical) at midpoint.

Features

• Professional XLR-type input/output connectors
• Can be installed anywhere in-line, either at the mixer input or near the microphone
• 24-48VDC phantom power and balanced cables required for operation
• Permits phantom voltage to pass on to the microphone
• Rugged steel housing

Specifications

• Input/Output Connectors: XLRF/XLRM-type
• Phantom Power: 24-48VDC, 2-4mA typical
• Frequency Response: 20 - 20,000Hz
• Gain: Unity (0dB), +0/-1.5dB
• Noise (A-weighted): -115dBV typical
• Weight: 8.8oz.
• Dimensions (W x D x H): 5.12" x 2.36" x 1.73"
• Input Impedance: 10,000Ω
• Output Impedance: 250Ω
• Maximum Input Level: +15dBV (1% T.H.D. @ 1kHz)
• Maximum Attenuation: 33dB @ 1kHz
• *Note: UniMix specifications measured at 48V phantom power, 150Ω input load and 100,000Ω output load.