Marani MIR480D Procesador de audio 4 in 8 out

Description

Dynamic EQ
DEQ Type	5-band dynamic filter per input: 3-band peak filter and high/low shelving filter
DEQ Mode	Boost Above Thr / Cut Above Thr / Boost Below Thr / Cut Below Thr
DEQ Configure	Threshold range：-30 ~ 20dBu Release time：10 ~ 15000ms Attack time：1 ~ 4000ms Ratio：1~4:1（Gain）/1:4~1（Attenuation） Freq：20 ~ 20kHz Gain/ attenuation：0 ~ ±12dB Q value/bandwidth：0.5 ~ 128
Q Mode	ConstQ\VarQLTH\VarQHTL
Demo Mode	AUTO/ Manually：-40 ~ 20 dBu

Audio
Input impedance	＜10k Ohm balanced
Output impedance	＜100R Impedance balanced
A/D dynamic range	118dB
D/A dynamic range	118dB
Maximum input level	+20dBu
Maximum output level	+20dBu
Total harmonic distortion	≦0.003%(+4dBu 1kHz)
Frequency response	20Hz~40kHz
Crosstalk	≦-95dB
SNR	≧113dB (A weighting)
Noise floor	≦-94dBu (A weighting)
Common Mode Rejection Ratio	60dB
Number of analog input channels	4
Number of analog output channels	4/8
Rs485 control port	2
Network control port	1

DSP Processing
Signal generator	white noise/pink noise, level range: -30dBu~+10dBu
input & output gain	-18 dB ~ +12 dB, step 0.1dB
Noise gate	Threshold range: -80dBu~-45dBu Attack time: 1ms~1000ms elease time: 1ms~1000ms
Dynamic loudness filter	Gain range: 0dB-10dB Attack speed: fast/medium/slow
Parametric equalizer	Input channels up to 31 optional types of PEQ output channels up to 8 optional types of PEQ
Optional types include	Bell filter, 1st order high Shelf filter, 2nd order high Shelf filter Variable Q high Shelf filter, 1st order low Shelf filter, 2nd order low Shelf filter Variable Q low Shelf filter, 1st-order low-pass filter, 2nd-order low-pass filter Variable Q low pass filter, 1st order high pass filter, 2nd order high pass filter Variable Q high pass filter, band pass filter, notch filter 1st order allpass filter, 2nd order all-pass filter with variable Q value
The center frequency	adjustable within the frequency range of 20Hz~20kHz with a step accuracy of 1Hz
Q value/bandwidth	The Q value range of Bell filter is 0.4~128, the step is 0.01 The range of the Q value of the Chevron/high-pass/low-pass filter is: 0.1~5.1, and the step is 0.01 The value range of bandpass/notch filter Q is: 4~104, step is 1
Equalizer gain range	-15dB～+15dB
IIR crossover filter	Butterworth slope: 6/12/18/24/36/48dB per octave Bessel slope: 12/24dB per octave Linkwitz-Riley slope: 12/24/36/48dB per octave NXF horn filter slope is 40/45/50/50/55/60/65/70/75dB per octave
MIR linear phase filter	Linkwitz-Riley: 24/48dB per octave,NXF-40per octave
FIR crossover filter	type; high pass/low pass/band pass/external import Taps range: 256 ~ 512,slope range 21 ~ 120dB per octave Time window type: Rect / Sinc / Keiser /Hanning / Hamming / Blackman /Blackman-Harris/ Blackman-Nuttal / Nuttal/Keiser -Bessel/Sine
RMS compressor	Starting threshold range: -10dBu~ +20dBu Compression ratio range: 2~32: 1 Soft and hard knee: 0~100% Attack time: 0.1ms~15000ms Release time: 10ms~15000ms Gain compensation:Maximum 12dB
Peak limiter	Threshold range: -10dBu~ +20dBu Attack time: 1ms~1000ms Release time: 10ms~3000ms
Hard limiter	Threshold range: -10dBu~ +18dBu
Delay	The adjustable delay time of each input channel + output channel is 452ms, Step accuracy 0.0104ms (10.4us)
FIR filter	Each input channel and output channel can import FIR filter with 48kHz sampling rate and 512 taps

General
Preset	32
size	482x44x207mm 1RU
Package size	560x320x110(mm)
Net/Gross weight	3.0 Kg / 3.5 Kg