Black Lion Audio B12A Quad – 4-channel mic preamp inspired by legendary API 312A, in 1U rack housing. Offers 70 dB gain with Cinemag input/output transformers, low noise, and high headroom. Features 2x DI inputs (1/4"), +48V phantom, polarity, and input/output attenuators. Ideal for vocals, guitars, and drums in studios and live, with bold sonic assertiveness and parallel XLR/TRS outputs.
The device excels in warm, punchy tone with muscular lows and glossy highs, in budget form.
MAIN FEATURES
- 4 channels with 70 dB gain and Cinemag transformers
- 2x 1/4" DI inputs for instruments
- +48V phantom and polarity per channel
- Input/output attenuators for control
- Parallel XLR/TRS outputs
- Discrete Class A circuitry with low distortion
- Meters on each channel
- External PSU for low noise
TECHNICAL SPECIFICATIONS
- Channels: 4 (mic/line/DI)
- Gain: Up to 70 dB
- Frequency Response: 20 Hz–20 kHz
- SNR: >120 dB
- THD+N: <0.005%
- Connections: 4x XLR mic in, 2x 1/4" DI, 4x XLR/TRS out
- Power: External 24V DC
- Dimensions (WxHxD): 483 x 44 x 140 mm (1U rack)
- Weight: 3.2 kg






