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AKG CK 91 Studio Microphone (Blue Line)

Model: CK91

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About: AKG CK 91 Studio Microphone (Blue Line)

  • Consistent cardioid polar pattern and good, frequency independent off-axis rejection
  • Mounts directly on SE 300 B powering unit

Flat frequency response and a consistent cardioid polar pattern make the CK 91 an ideal tool for applications where good off-axis rejection is required.
Foam windscreen included.


Polar pattern cardioid
Frequency range 20 to 20,000 Hz
Sensitivity 10 mV/Pa (-40 dBV)
Max. SPL 132/142 dB (for 1% THD)
Equivalent noise level (IEC 60268-4) 28 dB
Equivalent noise level 17 dB-A
Signal/noise ratio (A-weighted) 77 dB
Connector bayonet mount
Finish dark gray
Net weight 35 g / 1.2 oz.
Shipping weight 200 g / 7.1 oz.
Patent(s) Electrode support for condenser transducer (Patent no. AT 392.182, DE 4.021.661) is a Canadian authorized AKG retailer.

Reviews: AKG CK 91 Studio Microphone (Blue Line)

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Warranty: AKG CK 91 Studio Microphone (Blue Line) Warranty:

30 Days

Manufacturer's Warranty:

Consumer Headphones:  1 Year

Pro Products (Mics & Headphones: 2 Years

3 year warranty against defects in materials and workmanship applies to the following select products: C451B, C451B/ST, C480B-ULS cb/61, C480B and all ULS capsules, C391B, SE300B and all Blue Line capsules (except CK97-X), C2000B,
C2000B/US, C1000S, C12VR, SolidTube, C426B, C414B-ULS, C414B-TLII, C414B-XLS, C414B-XLII, C3000B, C4000B, C4500B-BC