AKG C451 Pencil Condensor Mic

AKG C451 Pencil Condensor Mic

The C451 B is a small-diaphragm condenser microphone.

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A classic by now, the CMS Series CK 1 capsule from AKG was a best seller from the moment it was launched in 1969. Comprising a range of interchangeable capsules and preamps as well as then innovative, dedicated accessories, the CMS Series from AKG

The C451 B is a small-diaphragm condenser microphone with the identical acoustical behavior of its predecessor, the legendary C451 EB + CK1 capsule, which was a bestseller right from the start in 1969.

With its airy sound, high overload limit and improved engineering details, the C451 B continues the success story of this legend. The roadworthy design around the handcrafted capsule and the low-noise preamp electronics ensure impressive results even under very harsh conditions.


  • Audio Frequency bandwidth 20 to 20000 Hz
  • Sensitivity 9 mV/Pa
  • Equivalent Noise Level 18 dB-A
  • Signal to Noise 76 dB-A
  • Preattenuation Pad -10 -20 dB
  • Bass Cut Filter 75-150 Hz
  • Electrical Impedance 200 Ohms
  • Recommended Load Impedance 1000 Ohms
  • Voltage 9 to 52 V
  • Current 2 mA
  • Type Balanced XLR
  • Gender Male
  • Contacts 3-pin
  • Finish satin nickel plated
  • Dimensions / Weight
  • Height 160 mm
  • Diameter 19 mm
  • Net Weight 125 g