Black Lion Audio B173 Quad – 4-channel mic preamp inspired by legendary Neve 1073, in 2U rack housing. Offers 70 dB gain with Cinemag input/output transformers, low noise, and high headroom. Added 2x DI inputs, +48V phantom, polarity, and output attenuators. Ideal for vocals, guitars, and drums in studios and live, with bold sonic assertiveness.
The device excels in warm, creamy 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 89 x 140 mm (2U rack)
- Weight: 3.2 kg






