Lauten Audio LT-381 Oceanus Tube Condenser Microphone


Lauten Audio LT-381 Oceanus Multi-Pattern Tube Condenser Microphone



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.

Included Accessories

  • Oceanus Shockmount 
  • Oceanus Cable 
  • Oceanus PSU 
  • Oceanus Woodbox 
  • Oceanus Flightcase

Oceanus LT-381 Features & Specifications


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

Douglas Green
Producer – Stone Temple Pilots, Scott Weiland
“In a world full of clones and wannabees the LT-381 Oceanus is a new voice in an otherwise crowded field of mediocre pretenders. Try this microphone on your favorite singer and I guarantee you will not be disappointed.”

Additional information

Additional information

Weight 10 lbs


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