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Art Pro Audio Pro MPA II Professional Two Channel Microphone Preamplifier

SKU: APAPROMPAII MFR: PROMPAII
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Key Features

  • Achieve pristine sound with this dual-channel microphone preamplifier for studio recording.
  • Enjoy ultra-low noise performance, capturing every nuance with exceptional clarity and depth.
  • Shape your tone with adjustable input impedance, optimizing your microphone's performance.
  • Experience a wide gain range, perfect for everything from delicate vocals to loud drums.
  • Connect seamlessly with XLR and 1/4" inputs/outputs for versatile studio integration now.
  • Built for durability, this robust preamplifier delivers premium sound at an affordable price.
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Special Order?Estimated to Ship: 12/19/2025
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Questions & Answers

FAQ

What is the benefit of the selectable 48v phantom power in the Pro MPA II Professional Two Channel Microphone Preamplifier?

The selectable 48v phantom power allows the Pro MPA II to provide power to condenser microphones, which typically require an external power source for operation. This feature enhances the versatility of the preamplifier, allowing it to support a wider range of microphones.

What does the variable input impedance feature do in the Pro MPA II Professional Two Channel Microphone Preamplifier?

The variable input impedance allows you to adjust the electrical resistance that the microphone encounters. This can dramatically affect the performance of your microphone, allowing you to customize and optimize the sound according to your needs.

What is the purpose of the dual mono or stereo operation in the Pro MPA II Professional Two Channel Microphone Preamplifier?

The dual mono or stereo operation allows the Pro MPA II to amplify two separate audio signals simultaneously. This is particularly useful when you're recording or mixing audio from two different sources.

What does the low or high plate voltage operation mean for the Pro MPA II Professional Two Channel Microphone Preamplifier?

The low or high plate voltage operation allows you to control the amount of voltage applied to the 12AX7 tubes in the preamplifier. This can affect the tone and performance of the preamp, allowing for a wider variation in sound.

Can the Pro MPA II Professional Two Channel Microphone Preamplifier be used for live sound reinforcement?

Yes, the Pro MPA II is designed to deliver reliable operation in a variety of settings, including live sound reinforcement. Its durable construction and high-quality components make it well-suited for use on the road.

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Art Pro Audio Pro MPA II Specifications

  • Frequency Response

    15Hz to 48kHz (+0, -1dB) @ normal plate voltage
    15Hz to 120kHz (+0, -1dB) @ high plate voltage

  • Total Harmonic Distortion

    <0.005% (typical)

  • CMRR

    > 90dB

  • Dynamic Range

    > 110dB ("A" weighted)

  • Equivalent Input Noise

    -129dBu (XLR, "A" weighted)

  • Input Impedance

    150-3000 Ohm adjustable (XLR), > 800K Ohm (Instrument)

  • Maximum Gain

    75dB

  • Maximum Input Level

    +19dBu (cannon)

  • Maximum Instrument Input

    +17dBu

  • Maximum Output Level

    +27dBu (XLR)

  • Output Impedance

    <47 Ohm (XLR)

  • Meter Calibration

    0 VU = +4dBu outupt (+4dB mode) / 0 VU = -10dBV output (-10dB mode)

  • High Pass Filter

    Single pole, 10-200 Hz adjustable

  • Power Requirements

    USA - 105 to 125 VAC / 60 Hz Export units configured for country of destination

  • Dimensions

    8.75 x 19 x 3.5" (222 x 482 x 88mm)

  • Weight

    10.5 lb (4.5kg)

  • UPC Code

    840402018360

About Art Pro Audio Pro MPA II

Experience the next level of professional audio enhancement with the Pro MPA II Professional Two Channel Microphone Preamplifier from the renowned brand, Art Pro Audio. This high-performance, durable preamplifier is designed to radically improve the performance of your high-quality dynamic or ribbon microphones, making it an indispensable tool for musicians and audio engineers.

Each microphone input circuit in this versatile preamplifier comes with selectable 48v phantom power and features variable input impedance. This unique feature allows you to customize the overall performance of your microphones, providing you with a richer, warmer sound that is characteristic of tube preamplifiers.

The Pro MPA II is designed for dual mono or stereo operation, with the added benefit of selectable mid/side mic support. This allows for the summing of the adjacent channel, enabling the decoding of left/right signals for a more immersive audio experience.

For a wider variation of preamp tone and performance, the Pro MPA II operates at either a low or high plate voltage on the two integrated hand-selected 12AX7 tubes. This feature offers you more control over your sound, allowing you to fine-tune your audio output to your specific needs.

The Pro MPA II is not just about high-quality audio performance. It also boasts a visually appealing design with large back-lit analog VU output meters that display output levels. Multi-colored LED arrays show tube gain, adding a touch of modern sophistication to your audio equipment setup.

Housed in a standard 2u space rack-mountable steel chassis with a CNC routed black anodized aluminum face panel, the Pro MPA II promises years of reliable operation. Whether you're in the studio, a production facility, or on the road for live sound reinforcement, the Pro MPA II Professional Two Channel Microphone Preamplifier is your reliable partner for superior audio performance.

Art Pro Audio Pro MPA II Features

  • Variable Input Impedance For Flexible Microphone Voicing (150 ohms To 2400 ohms)
  • Large VU Meters
  • Discrete Class-A Input Microphone Preamplifier
  • Extremely Low Total Harmonic Distortion (THD)
  • Additional Front Mounted Instrument Input Jack
  • Operates at +4dbm/-10dbv Output
  • Automatic Instrument Input Selection
  • Selectable Plate Voltage
  • Backlit Function Switches
  • Low Noise at Lower Gain Settings
  • Wide Frequency Response
  • Supports Mid/Side Miking Technique
  • Selectable Stereo/Dual Operation of Output Controls

Warranty Information

This product has a limited warranty of 36 months.

Product Documents

User Manual

Key Features

  • Achieve pristine sound with this dual-channel microphone preamplifier for studio recording.
  • Enjoy ultra-low noise performance, capturing every nuance with exceptional clarity and depth.
  • Shape your tone with adjustable input impedance, optimizing your microphone's performance.
  • Experience a wide gain range, perfect for everything from delicate vocals to loud drums.
  • Connect seamlessly with XLR and 1/4" inputs/outputs for versatile studio integration now.
  • Built for durability, this robust preamplifier delivers premium sound at an affordable price.

What's in the box:

  • Pro MPA II Professional Two Channel Microphone Preamplifier
  • AC Power Cable
  • Art Pro Audio 3 Year Limited Warranty