ART Tube MP Professional Tube Mic Preamp

Warm, Musical Tube Preamp for Vocals & Instruments
Add rich tube warmth and smooth harmonics to any microphone or instrument with the Tube MP’s high-voltage 12AX7 tube stage. Precise gain control, switchable +20 dB pad, phantom power, and phase-reverse options give you full command over your signal, while the compact desktop design fits into any studio or live rig.
 
Condition: Good pre-owned—black chassis shows light surface wear, but all knobs, switches, and the tube indicator LED function perfectly.
Includes:
ART Tube MP preamp
9 VAC power adapter
Original box and user manual
Not Included: Microphone cable or stand
 
Features
Tube Gain Stage: 12AX7 tube delivers warm, smooth saturation and natural compression
Variable Input Control: 0 dB to +40 dB gain knob for precise level setting
Switchable +20 dB Pad: Handles hot sources or active pickups without distortion
Phantom Power (+48 V): Powers condenser mics with a flip of a switch
Phase Reverse: Correct polarity issues quickly for multi-mic setups
Output Control: Level knob for sending the perfect drive into your interface, mixer, or recorder
Versatile I/O: XLR mic input, ¼″ instrument input, XLR and ¼″ outputs for flexible connectivity
 
Why We Love It: The Tube MP combines classic tube tone with modern convenience in a rugged, compact package. It adds a silky sheen and musical body that transforms flat recordings into lively performances.
 
Frequently Asked Questions
Q1: What power supply does it need?
A: The included 9 VAC adapter powers the tube stage—no phantom power required for the preamp itself.
Q2: Can I use it with electric guitars or bass?
A: Yes—a front-panel ¼″ input lets you DI instruments directly into the tube circuit.
Q3: Does it provide phantom power for condenser mics?
A: Yes—flip the +48 V switch to supply phantom power via the XLR input.
Q4: Will it clip on hot sources?
A: The switchable +20 dB pad prevents overload when recording loud sources or active pickups.