Detail 01
Two channels
Provides two preamp channels in one unit.

Independent shopping perspective
Warm Audio’s WA273 is a two-channel, '73-style microphone preamp for studio and live signal paths. Each channel provides up to 80 dB of gain through a fully discrete Carnhill transformer-balanced path, with phantom power, high-pass filtering, and switchable mic or line level operation. It can handle microphones and line-level sources, and it also serves as a tone-shaping stage for routing partial or complete mixes through the unit.


Strong match
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.

Detail 01
Provides two preamp channels in one unit.
Detail 02
Offers up to 80 dB of available gain.
Detail 03
Phantom power is provided as a feature of the preamp.
Detail 04
The high-pass filter is adjusted from a rotary dial.
Detail 05
Lets the unit operate with mic-level or line-level signals.
Product questions
Straight answers to the questions shoppers most often ask about this product.
Yes. It is described for use with condenser, dynamic, and ribbon microphones.
Yes. The WA273 has switchable rotary controls for line and mic levels.
Yes. It can be used as a tone-shaping tool for partial or complete mixes.