Manual do usuário AKG Acoustics C400BL

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C 400BL
Boundary Layer Condenser Microphone
Description
The AKG Model C 400 BL is a unidirectional boundary
layer microphone intended for table top use. The
microphone’s frequency range has been tailored for speech
applications through a gentle bass roll-off below 200 Hz and
a slight high frequency peak centered at 6 kHz, with a gentle
roll-off above that frequency.
The combination of both narrow pickup angle and
frequency response limited to the voice range makes the
microphone doubly insensiti

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Architects and Engineers Specifications The microphone shall be a unidirectional boundary layer greater than 1% at an acoustical operating level of 115 dB-A. microphone with frequency response tailored to the speech range Dimensionally, the microphone shall not exceed the envelope of (low frequency roll-off of 6 dB/octave below 300 Hz; high 1.7 x 0.9 x 0.5 in. (43 x 23 x 13 mm), and the color shall be non- frequency roll-off above 7 kHz of 12 dB/octave, with a rise of 4 dB reflective black. The