Specifications

C 391B
Item number
C 391B 2442Z0001
Patents
AT 385.386
US 4.790.021
AT 392.182
DE 4.021.661
• AKG Blue Line cardioid microphone
• Switchable bass cut filter and 10-dB preattenuation
pad
• Insensitive to handling noise
• High resistance to RF interference
• Capsule mounts directly on SE 300 B powering unit or
connects via 10 ft. (3 m) cable
Versatile cardioid condenser microphone comprising an
SE 300 B powering/output module and CK 91 cardioid cap-
sule.
Foam windscreen and stand adapter included.
AKG
Blue Line
SPECIFICATIONS
Polar pattern: cardioid
Frequency range: 20 to 20,000 Hz
Sensitivity: 10 mV/Pa (-40 dBV)
Max. SPL for 1% THD: 132/142 dB
Equivalent noise level (CCIR 468-3): 28 dB
Equivalent noise level: 17 dB-A
Signal/noise ratio (A-weighted): 77 dB
Preattenuation pad: 10 dB, switchable
Bass cut filter: 12 dB/octave at 75 Hz
Impedance: ≤200 ohms
Recommended load impedance: ≥1000 ohms
Powering: 9 to 52 V phantom power to DIN 45596
Current consumption: ≤2 mA
Connector: 3-pin XLR
Finish: dark grey
Dimensions: 19 dia. x 146 mm (0.7 dia. x 5.7 in.)
Net/shipping weight: 115 g (4 oz.) / 420 g (14.8 oz.)
Standard accessories: SA 60, W 90
Optional accessories: A 91, B 15, B 18, H 30, H 38, H 50,
H 300, KA 38, MK 90/3+H 98, MK 9/10, N 62E, N 66E, PF 80,
SA 18/1B, SA 26, SA 38/H, ST 1, ST 5/3, ST 12, ST 45,
ST 102A, ST 200, ST 305, VR 91, VR 92, W 95
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7496_04_Fulline_E1_fsch 29.06.2004 13:34 Uhr Seite 36