Description
Warm Audio WA-MPX Single-Channel Tube Microphone Preamp is a single-channel tube microphone preamp with up to 90 dB of analog tube gain, selectable tape saturation and custom-wound CineMag USA transformers. It has XLR mic, TS instrument and TRS line inputs, a VU meter, an 80 Hz high-pass and a 2 kHz low-pass filter.
Specifications
| SKU | HL01193162 |
|---|---|
| Model | WA-MPX |
| Type | Single-channel tube microphone preamp |
| Tape saturation | Selectable; adds harmonic distortion & natural compression |
| High gain control | Adds 20 dB (from 70 dB to 90 dB) of clean gain for low-output mics and low-volume sources |
| Gain | 90 dB of analog tube gain per channel |
| Phantom power | +48V, with polarity switch |
| Tone control | Classic Warm Audio tone control that alters the input transformer impedance, adding extra analog color |
| High-pass filter | 80 Hz, to control unruly bass frequencies |
| Low-pass filter | 2 kHz, to focus preamp power & warmth on mids for added punch |
| Inputs | XLR mic, TS instrument & TRS line |
| Outputs | XLR / TRS line level |
| Metering | VU meter level indication |
| Build | Aluminum faceplate, steel chassis & vintage Bakelite-style knobs |
| Power | Internal IEC 115V/230V power inlet |
| Construction | Fully discrete, hand-built construction with 3 tubes per channel |
| Tubes | Premium (2x) 12AX7 & (1x) 12AU7 vacuum tubes |
| Transformers | Custom-wound, large-core CineMag USA transformers |
| Mic input | 600 Ω transformer (6000 Ω rated) |
| Mic input with Tone engaged | 150 Ω transformer (1500 Ω rated) |
| Output attenuator | 600 Ω |
| Frequency response | 20 Hz - 20 kHz |
Common questions
How much gain does the Warm Audio WA-MPX have?
The Warm Audio WA-MPX has 90 dB of analog tube gain; the High Gain control adds 20 dB, taking it from 70 dB to 90 dB of clean gain for low-output mics and quiet sources.
Does the Warm Audio WA-MPX have phantom power?
Yes. The Warm Audio WA-MPX has +48V phantom power and a polarity switch.
What inputs and outputs does the Warm Audio WA-MPX have?
The Warm Audio WA-MPX has XLR mic, TS instrument and TRS line inputs, and XLR and TRS line-level outputs.
What tubes are in the Warm Audio WA-MPX?
The Warm Audio WA-MPX uses premium (2x) 12AX7 and (1x) 12AU7 vacuum tubes, 3 tubes per channel.
What does the tape saturation on the Warm Audio WA-MPX do?
The selectable tape saturation on the Warm Audio WA-MPX adds harmonic distortion and natural compression.
What filters does the Warm Audio WA-MPX have?
The Warm Audio WA-MPX has an 80 Hz high-pass filter for bass control and a 2 kHz low-pass filter that focuses the preamp on the mids.
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