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Neumann Neumann

Open-Box Neumann M 147 Tube Condenser Microphone Condition 1 - Mint Nickel

Q&A SKU #273000004994000
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Overview

The M 147; successor of the legendary U 47.

The Neumann M 147 Tube is a vacuum tube condenser microphone with cardioid characteristic. At the heart of this microphone is the K 47 dual diaphragm capsule, inherited from this model's now legendarShow More
Specs

M 147 Tube Condenser Microphone Specifications:

  • Acoustical operating principle: Pressure gradient transducer
  • Directional pattern: Cardioid
  • Frequency range: 20 Hz ... 20 kHz
  • Sensitivity at 1 kHz into 1 kohm: 20 mV/Pa
  • Rated impedance: 50 ohms
  • Rated load impedance: 1000 ohms
  • Equivalent SPL CCIR 468-3: 24 dB
  • Equivalent SPL DIN/IEC651: 12 dB-A
  • S/N ratio CCIR 468-3: 70 dB
  • S/N ratio DIN/IEC 651: 82 dB
  • Maximum SPL: 114 dB for THD < 0.5 %, 134 dB for THD < 5 %
    Maximum output voltage: 8 dBu
  • Dynamic range of the microphone amplifier DIN/IEC 651: 102 dB for THD < 0.5 %, 122 dB for THD < 5 %
    Supply voltage: Power supply N 149 A
  • Matching connector: Microphone, DIN 8F; Power Supply, XLR 3F
  • Weight: 1 lb (460 g)
  • Diameter: 2.24 in. (57 mm)
  • Length: 5.59 in. (142 mm)
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