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AKG C 391 B Cardioid Condenser Mic This system includes: The SE 300 B power/output moduleTransformerless Power/Output Module - The SE 300 B is used with all AKG Blue Line capsules and operates from 9 - 52 V phantom power. The 3-position switch allows selection of linear response, -10 dB preattenuation and 12-dB-per-octave 75 Hz low-cut filter. A stand adapter is included. The CK 91 cardioid capsule, The wide, flat frequency response and well-controlled pickup pattern of the CK 91 make it ideal for general applications where suppression of off-axis sound is desired. Includes foam windscreen. Stand adapter and carrying case. Polar pattern: cardioid Frequency range: 20-20,000 Hz Sensitivity: 10 mV/Pa (-40 dBV) Max. SPL for 1 % THD: 132/142 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 Electrical impedance: 200 ohm Recommended load impedance: >1,000 ohm Power requirement: 9 to 52 V phantom power to DIN 45 596 Current consumption: Connector: 3-pin male XLR Finish: dark gray Size: dia.: 19 mm (0.7 in.); length: 146 mm (5.7 in.) Net/Shipping weight: 115/420 g (4/14.8 oz.) Standard accessories: SA 40, W 90 Optional accessories: B 18, H 30, H 38, H 300, SA 18/1B, SA 38/H, ST 45, ST 305, W 95
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