Pricing and availability
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Average Price: $1,261
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$599
$2000+
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Price History
Based on price data from 7 merchants for "Warm Audio WA-2MPX 2-Channel Microphone Preamp". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Step back in time with the Warm Audio WA-2MPX 2-Channel Microphone Preamp, a modern marvel that channels the rich, vibrant tones of the iconic tape-era tube preamps. Revered by legends like Elvis Presley and Les Paul, these preamps were the backbone of countless hits. Now, you can bring that same vintage warmth and color to your recordings with this authentic reproduction. The WA-2MPX is meticulously handwired and features custom-wound CineMag USA transformers, ensuring every note resonates with analog authenticity.
This preamp isn't just about nostalgia; it's designed with today's musicians in mind. The WA-2MPX is packed with modern enhancements, offering a high-gain boost that takes your gain from 70dB to an impressive 90dB. Perfect for low-output mics, this is where the WA-2MPX truly shines. With its selectable tape saturation, you can introduce harmonic distortion and compression reminiscent of classic reel-to-reel recordings. The brushed aluminum facade, complete with Bakelite-style knobs and warmly lit VU meters, adds a touch of vintage elegance to any studio setup.
Key Features:
- Authentic reproduction of the 351-style tape machine tube preamp
- Handwired construction with 3 premium vacuum tubes per channel
- Custom-wound, large-core CineMag USA transformers
- 90dB of clean analog tube gain, with a high gain switch for an additional 20dB
- Selectable tape saturation for harmonic distortion and natural compression
- Tone switch to modify mic input transformer impedance
- Highpass (80Hz) and lowpass (2kHz) filters for tonal refinement
- Inputs: XLR Mic, TRS Line, TS Instrument; Outputs: XLR and TRS
- 48V phantom power and polarity switch
- VU meter level indication
- Frequency response: 20Hz–20kHz
Product specs
| Preamp Type | Tube |
| Number of Channels | 2 |
| Phantom Power | Yes |
| Polarity Switch | Yes |
| EQ | 80Hz highpass filter, 2kHz lowpass filter |
| Tubes | 4 x 12AX7, 2 x 12AU7 |
| Analog Inputs | 2 x XLR, 2 x 1/4" TRS, 2 x 1/4" Hi-Z (front) |
| Analog Outputs | 2 x XLR, 2 x 1/4" |
| Frequency Response | 20Hz-20kHz |
| Rack Spaces | 2U |
| Power Source | Standard IEC AC cable |
| Height | 3.5" |
| Width | 19" |
FAQs
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What type of tubes does the Warm Audio WA-2MPX use?
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The Warm Audio WA-2MPX uses four 12AX7 tubes and two 12AU7 tubes, which contribute to its warm and authentic tube sound.
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Does the Warm Audio WA-2MPX provide phantom power for condenser microphones?
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Yes, the Warm Audio WA-2MPX includes phantom power, making it suitable for use with condenser microphones.
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What are the input and output options available on the Warm Audio WA-2MPX?
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The WA-2MPX features two XLR and two 1/4" TRS inputs, two 1/4" Hi-Z inputs on the front, and two XLR and two 1/4" outputs, offering versatile connectivity for various recording setups.
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Does the Warm Audio WA-2MPX have any built-in EQ features?
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Yes, the WA-2MPX includes an 80Hz highpass filter and a 2kHz lowpass filter, allowing for some tonal shaping directly from the preamp.
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What is the frequency response range of the Warm Audio WA-2MPX?
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The frequency response of the Warm Audio WA-2MPX is 20Hz to 20kHz, covering the full range of audible frequencies for accurate sound reproduction.
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How does the Warm Audio WA-2MPX achieve tape saturation effects?
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The WA-2MPX features selectable, all-analog tape saturation, allowing users to add vintage warmth and character reminiscent of tape-era recordings.
Videos
MixbusTv
Warm Audio WA-2MPX Dual TUBE Preamp Saturator - Official Review
Reviews
PROS
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Exceptional sound shaping capabilities with unique tonal options
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Warm and musical natural tone, even with all switches off
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Built-like-a-tank construction, offering durability and a solid feel
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Versatile for various genres, excelling in hip hop, R&B, pop, and rock
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High headroom allows for dynamic sound manipulation
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Effective tape saturation for an authentic analog feel
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Highly regarded for enhancing mixes with depth and presence
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Great for mastering chain as a colorizer
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Highly praised for use with drum, bass, and synth tracks
CONS
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Cannot connect both mic and line inputs simultaneously
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Jump in volume when engaging the tape circuit requires careful gain staging
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Preamps can be noisy when not properly configured
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Some users find tape saturation underwhelming compared to vintage gear
Critic Reviews
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Based on how musicians on Equipboard use Warm Audio WA-2MPX 2-Channel Microphone Preamp, it is most commonly used with the following gear.
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