Four channels of classic British ’73-style warmth for drums, bands and multi-mic sessions. The Black Lion Audio B173 Quad is a 4-channel British-style mic/DI preamp with Cinemag transformers on the input and output stages. Black Lion calls it the most cost-effective 1073-style preamp around.
Why customers choose it
Who it is for
Studios recording drums and full bands, producers expanding an interface with four extra preamps, and anyone who wants 1073-style colour on vocals, guitars and keys.
What’s in the box
- B173 Quad preamp
- 5-pin AC adapter power supply
Specifications
| Type | Solid-state mic/DI preamp |
|---|---|
| Channels | 4 |
| Gain | Up to 70 dB |
| Transformers | Cinemag, input and output |
| Phantom power | Yes |
| Polarity switch | Channels 1-2 |
| Analog inputs | 4 x XLR (mic), 2 x 1/4-inch (Hi-Z) |
| Analog outputs | 4 x XLR, 4 x 1/4-inch TRS |
| Rack spaces | 2U |
| Power | 5-pin AC adapter (included) |
Good to know
- Polarity switches are on channels 1 and 2 only.
- The two Hi-Z DI inputs are on the front panel.
- Uses an external power supply (included), not an IEC mains cable.
FAQ
Can I use ribbon microphones?
Yes. Black Lion notes the 70 dB of low-noise gain suits low-output ribbon mics on quiet sources.
Does it have EQ?
No. It is a 4-channel preamp. For a preamp with EQ, see the Black Lion Eighteen.


































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