SKU: 1662486087

A-Designs MP-2A Stereo Tube Microphone Preamplifier and DI

Sale price$211905.00 Regular price$235450.00
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Description

A-Designs MP-2A Stereo Tube Microphone Preamplifier and DIAll Tube Design Mic and DI Inputs Up to 60 dB of Gain VU Meters Selectable Tone Controls Cinemag Input Transformers Custom Wound Output Transformers 48V, Polarity Switch, 20 dB Pad EF86 Input Tubes 6N1 P Output Tubes Handmade in the USA The stereo, all tube MP 2A from A Designs is a dual channel audiophile quality microphone preamplifier that is designed to be versatile and sonically flexible. The preamp will work with any ribbon, condenser, or

  • All-Tube Design
  • Mic and DI Inputs
  • Up to 60 dB of Gain
  • VU Meters
  • Selectable Tone Controls
  • Cinemag Input Transformers
  • Custom-Wound Output Transformers
  • 48V, Polarity Switch, 20 dB Pad
  • EF86 Input Tubes / 6N1-P Output Tubes
  • Handmade in the USA

The stereo, all-tube MP-2A from A-Designs is a dual-channel audiophile-quality microphone preamplifier that is designed to be versatile and sonically flexible. The preamp will work with any ribbon, condenser, or dynamic microphone, as well as instruments such as guitars, bass, and keyboards via the DI input. The MP-2A uses no integrated circuits and relies solely on discrete components such as EF86 input tubes, 6N1-P output tubes, Audience capacitors, custom-wound Cinemag output transformers, and hand-crafted point-to-point wiring.

Each channel provides up to 60 dB of clean, low-noise gain, a -20 dB pad, and two Tone switches that provide four distinctive possible sonic signatures. Additional features include Neutrik XLR connectors, true VU metering, 48V phantom power, polarity reverse switches, and front panel Hi-Z input jacks. The preamp's fixed-gain amplifier/output attenuator topology provides a wide "sweet-spot" for any microphone or instrument and captures material with clarity and transparency. The MP-2A ships with a standard IEC power cord.

  • All-tube design
  • Selectable tone switches offer four sounds per channel
  • 60 dB gain allows use of next-generation ribbon mics
  • EF86 input tubes / 6N1-P output tubes
  • Cinemag input transformers and custom-wound output transformers
  • True VU meters
  • Dual level controls
  • -20 dB pad switch (per channel)
  • Polarity switch (per channel)
  • Toroidal power transformer
  • Balanced XLR I/O and 1/4� direct injects
  • Custom-milled faceplate, solid vented-metal frame (2U rack size)
In the Box
A-Designs MP-2A Stereo Tube Microphone Preamplifier and DI
  • IEC Power Cord
  • Limited 1-Year Warranty
Number of Channels 2
Inputs 2x balanced XLR
2x 1/4" / 6.35 mm direct inject (instrument input)
Output 2x balanced XLR
Phantom Power Switchable 48 V
Gain Range 60 dB
Frequency Response 20 Hz to 60 kHz
Noise EIN: -128 dB
Input Impedance Mic: 1.4 kOhms
Instrument: >100 kOhms
Output Impedance 600 ohms, switchable to 10 kOhms
Phase Reversal Switchable 0 - 180�
Distortion < 0.08 %
Power 100/120/230 VAC, 42 W
Dimensions (W x H x D) 19.0 x 3.5 x 10.0" / 48.3 x 8.9 x 25.4 cm
Weight 18 lb / 8.2 kg
All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 1662486087

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4.1 ★★★★★
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Mundy55
Lexington, US
★★★★★ 5
Great look and very powerful - consider what your wanting to froth/mix - may be too powerful
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It's a great frother - but more for large drinks. Very powerful, even on the low speed. I returned it because I want something to mix my collagen and creamer in my coffee. The first time I turned it on it shot half the coffee out of the cup - very powerful. It has a great look, sleek and fits easy in the hand - but for what I needed, two powerful. It would have been nice to have a fully adjustable speed wand like my replaceable battery powered frother.
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Reviewed in the United States on April 1, 2026
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investor
Belleville, US
★★★★★ 5
Powerful, rechargeable battery, easy to use & clean
Color: Lux Absolute Silver, Size: Rechargeable Z1 Motor Max
2 speeds, easy to change back and forth to different speeds with one click , easily blends 1/4 cup protein powder in 12 oz milk on low speed. Easy to clean: Stick blending wand in tall glass with warm water + dish soap, turn on low speed to clean easily (don’t stick the part that holds the battery in glass). Also of note, chosen by Americas Test Kitchen as best milk frother but I use it to make protein shakes.
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Reviewed in the United States on June 5, 2026
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QuietLife33
Los Angeles, US
★★★★★ 5
Works great on bullet coffee!!
Color: Lux Alpha Black, Size: Rechargeable Z1 Motor Max
I am really pleased with this frother! Frothers I have used in the past didn’t mix my decaf coffee, 2% milk, and MCT oil as thoroughly as I like (oil and coffee separated). This frother blends everything AND I get a nice layer of frothy milk on top!!! Charge lasts a long and the froth can be submerged all the way up to the button!!!
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Reviewed in the United States on June 5, 2026
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Luciana
Belleville, US
★★★★★ 5
Powerful, Versatile & So Easy to Use!
Color: Black
This immersion blender exceeded my expectations! The 1100W motor is super powerful and blends everything smoothly-from soups to smoothies—in seconds. I love the trigger speed control because it gives me full control depending on the texture I want. The attachments are a huge bonus-the whisk works great for eggs and batters, and the milk frother is perfect for my morning coffee. It's lightweight, easy to handle, and super convenient compared to using a bulky blender. Cleanup is quick, which is a big plus for everyday use. Overall, a versatile and reliable kitchen tool that makes cooking so much easier!
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Reviewed in the United States on May 12, 2026
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Linda Iusupova
Chelsea, US
★★★★★ 5
Quiet, powerful, and very easy to use
Color: Black, Color: Black
Very convenient and stylish milk frother. I use it every day for coffee and matcha — the foam becomes thick in just a few seconds. It works quietly, holds a charge well, and the wireless design with USB charging is very convenient. The handle is lightweight and comfortable to hold. Great value for making café-style drinks at home.
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Reviewed in the United States on May 8, 2026

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