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Lauten Audio Oceanus LT-381

 231,600.00  208,500.00

  • Large-diaphragm Tube Microphone with 31.25mm dual diaphragm capsule
  • Variable-step omni to cardioid to figure-8
  • Transformerless, Vacuum tube input and output
  • NOS military grade tube with internal shock mount
  • Vintage style power suppy included
  • Heavy duty shock mount and premium Gotham 7-Pin tube mic cable included
  • Sustainably farmed wood mic box and deluxe flight case included


Clear the air for big revealing sound. Visually stunning, the LT-381 Oceanus is a fantastic vocal mic. It’s an original high-performance transformer-less tube condenser microphone that produces full and detailed recordings.

Lauten Audio Oceanus LT-381 at a glance

  • Really shines on vocals
  • Huge sounding on drum overheads
  • Magical on pianos
  • Big, smooth and open top-end
  • Excellent for a variety of sources


Capture minute details

Our new 31.25mm dual-diaphragm capsule captures minute details of the sound source. A Lauten Audio original design, the Oceanus capsule is one of largest in the microphone world, making it part of the unique Oceanus sound.

Innovative Dual-Tube circuit design

Internally the LT-381 Oceanus is a innovative blend of classic and modern day components. This microphone contains one of the most unique circuit topologies of any microphone on the market today. It utilizes a NOS military-grade pentode tube with a carefully selected operating point as the input and gain stage, and a transformer-less tube output stage. Finally, our unique vacuum tube isolation chamber reduces component temperatures as well as noise.

Features & Specifications

  • Large 31.25mm dual-diaphragm capsule
  • Circuit: Transformer-less Vacuum Tube
  • Variable 9-step Omni, to Cardioid, to Figure-8
  • Type: Dual-diaphragm condenser
  • Vacuum tube input & output
  • Freq. Response: 20Hz to 20kHz
  • Internally shock mounted capsule
  • Polar Pattern: Cardioid, Omni & Figure-8 (variable)
  • NOS Military grade tube at gain stage
  • Dynamic Range: 100dB minimum
  • High resolution capacitors
  • Impedance: <200 ohms
  • Max. SPL: 0.5%THD@1000Hz 120dB
  • Self-noise level: 20dB(A)
  • Sensitivity: 16mV/Pa OR -36±2dB 0dB=1V/Pa 1000Hz
  • Special power requirement provided by PSU


Oceanus LT381 Polar Pattern and Frequency Response Charts


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