Audio B173 Quad The Audio B173 Quad by Black Lion Audio is a four-channel microphone preamp that delivers the rich, vintage-inspired sound of the B173 series with the added benefit of four independent channels. Perfect for larger recording setups or multi-microphone applications, this preamp offers flexibility and exceptional sound quality for both professional studios and live environments. With upgraded components and a focus on clarity and detail, the B173 Quad ensures your recordings are full-bodied and accurate. Key Features: Four Channels: Provides four independent mic preamps for multi-microphone setups or large recording sessions. Vintage Sound: Retains the warm, musical characteristics of the original B173, now available in a quad configuration. Improved Performance: Enhanced components for greater fidelity and low distortion. Flexible Control: Each channel includes adjustable gain and phantom power for versatile use. Technical Specifications: Channels: Four independent microphone preamps. Gain: 60dB of gain per channel with 20dB of extra boost for high-gain applications. Input: XLR mic inputs with phantom power switchable on each channel. Output: XLR balanced output for each channel. Power: 48V phantom power supplied for each channel. The Audio B173 Quad offers a powerful, versatile solution for professionals needing multiple high-quality mic preamps with vintage-inspired sound. Perfect for everything from full drum kits to multi-instrument recordings.