Audio B12A Quad The Audio B12A Quad by Black Lion Audio is a four-channel microphone preamp that offers the classic sound of vintage API preamps, now in a versatile quad-channel configuration. This preamp is perfect for users who need multiple high-quality channels of warm, punchy sound for large recording setups or live sound applications. The B12A Quad combines the vintage sonic characteristics of API-style preamps with modern enhancements for improved performance and clarity. Key Features: Four Independent Channels: Four channels of vintage-inspired mic preamps, ideal for multi-microphone recording or live sound setups. Classic API Sound: Offers the rich, punchy sound of vintage API preamps with a modern twist for enhanced performance. Improved Performance: Upgraded components and design for better clarity and reduced distortion. Flexible Applications: Suitable for a variety of sound sources, from vocals to drums. Technical Specifications: Gain: Up to 70dB of gain per channel. Input: XLR microphone input with phantom power (48V). Output: XLR balanced output for each channel. High-Pass Filter: Switchable high-pass filter for improved control over low-end frequencies. Power: Compatible with 500-series rack power supply. The Audio B12A Quad is ideal for users needing multiple high-quality channels with the warmth and detail of vintage analog sound. Perfect for studio and live recording applications.