Warm Audio
Warm Audio WA-412 4-Channel Mic Preamp/DI
★★★★★
phantom power
Achieve Classic Console Sound in Your Studio The Warm Audio WA-412 is a 4-channel microphone preamp and DI that delivers the classic American console sound. With its BIG punchy low end and smooth open top end, this preamp is perfect for any studio. Includes a GearTree Cloth and 4 XLR Cables. Key...
$1,399.00*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Achieve Classic Console Sound in Your Studio
The Warm Audio WA-412 is a 4-channel microphone preamp and DI that delivers the classic American console sound. With its BIG punchy low end and smooth open top end, this preamp is perfect for any studio. Includes a GearTree Cloth and 4 XLR Cables.
Key Features
- 4 Channel Microphone Preamplifier + Instrument DI
- 65dB of Gain
- Altran USA custom wound, premium input and output transformers
- +48 volt phantom power
- -20dB pad - pads both mic and instrument DI inputs
Specifications
- Channels: 4
- Gain: 65dB
- Phantom Power: +48V
- Pad: -20dB
- Transformers: Altran USA Custom Wound
Key Features
+48 volt phantom power
-20db pad - pads both mic and instrument DI inputs
4 Channel Microphone Preamplifier + Instrument DI
65db of gain
Altran USA custom wound, premium input and output transformers
Specifications
Type
Microphone Preamplifier + Instrument DI
Channels
4
Gain
65db
Phantom Power
+48 volt
Pad
-20db (for mic and instrument DI)
Transformers
Altran USA custom wound, premium input and output
Pros & Cons
👍 Pros
- Offers four independent microphone preamplifiers and instrument direct inputs for versatile recording setups.
- Equipped with Altran USA custom wound transformers, which are premium components designed for audio quality.
- Features a generous 65db of gain, providing ample power for a variety of microphones, including those with lower output.
- Includes a -20db pad on both mic and instrument DI inputs, useful for preventing clipping with high-level signals.
- The presence of +48 volt phantom power allows for the use of condenser microphones without additional external power sources.
👎 Cons
- The WA-412 unit is a four-channel preamp, which may be more channels than a solo artist or small home studio might require.
- Specific details on the physical size or weight are not provided, potentially making it difficult to assess portability for mobile setups.
- The absence of a built-in digital audio converter means an additional interface is needed to connect to a computer for recording.
- Information regarding specific frequency response or noise floor is not available, which could be a consideration for critical audio work.
Frequently Asked Questions
Does the WA-412 require external power, or is it bus-powered?
The Warm Audio WA-412 is a 4-channel microphone preamplifier with +48 volt phantom power, indicating it requires its own power source, not bus power.
Can this unit be used to record directly into a computer?
The WA-412 is a preamplifier, so it requires an audio interface with analog inputs to connect to a computer for recording purposes.
Are the instrument DI inputs located on the front or rear of the unit?
The features state it has instrument DI inputs, but their specific physical location on the unit (front or rear) is not detailed.
Is this preamplifier designed for a specific type of microphone?
With 65db of gain and +48v phantom power, the WA-412 is suitable for a wide range of microphones, including dynamic, ribbon, and condenser types.
What is the benefit of having custom wound transformers in this unit?
The Altran USA custom wound, premium input and output transformers are included to contribute to the unit's overall sonic character and performance.
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