MARANI DPA440A specs
| Audio | |
| Analog Input | 4 x XLR electronically balanced |
| Analog Output | 4 x XLR electronically balanced |
| Minimun Load | 150 ohm |
| THD+N | ≤0.005 @1kHz 20dBu/0dBu |
| S/N | >110dBA |
| Frequency Response | 20Hz – 20kHz; -0.5dBu at 20Hz and 20kHz |
| AD & DA Converters | 24bit - 96kHz |
| DSP & Processing | |
| DSP Engine | MARANI® DSP |
| DSP Resolution | 24bit (data) x 24 bit (coeff.),54bit accumulation registers, 96 bit precision on intermediate processing data |
| Parametric Equalization | 13 PEQ filters per input; 11 filters per output |
| Input Gain | From -18dB to +12dB by 0.1dBu resolution steps |
| Output Gain | From -30dB to 0dB by 0.1dBu resolution steps |
| Filter Type | Bell, Shelving, HP/LP, All Pass, Band Pass, Notch Filter |
| Filter Gain | From -15dBu up to +15dBu by 0.5dBu resolution steps |
| Center Frequency | Selectable with a 1Hz resolution step from 20Hz up to 20kHz |
| Filter Q/BW | Bell Type: Q from 0.4 up to 128 in 100 steps Shelv/Hp/LP Type: Q from 0.1 up to 5.1 in 100 steps BandPass/Notch Type/ All Pass: Q from 4 up to 104 in 100 steps |
| Crossover Section HPF/LPF | Butterworth 6/12/18/24dB per octave Bessel 12/24dB per octave Linkwitz-Riley 12/24/36/48dB per octave |
| 2 Internal Noise Generator(to input 1/2 and to input 3/4) | White/Pink Noise; Level from -40dBu to 0dBu |
| Input Noise Gate | Threshold from -80dBu up to -50dBu Attack time from 1ms up to 1000ms; Release time from 10ms up to 1000ms |
| Input/Output RMS Limiter | Threshold from 20dBu up to -10dBu Ratio 2:1~32:1; Knee: 0~100% Make up from -12dB to +12dB Attack time from 5ms up to 200ms;Release time from 0.1 sec up to 3 sec |
| Output Peak Limiter | Threshold from 20dBu to -10dBu Attack time from 1ms up to 900ms; Release time from 0.1sec up to 5sec |
| Headroom on internal overflow Processes | 12dB |
| Routing | Full Matrix Mixing mode |
| Delay | 480ms 10.4us increment/decrement steps per input, 270ms 10.4us increment/decrement steps per output |
| Ground Noise | -90 dBu |
| General | |
| Device Presets | 32 User Presets |
| Front Panel | 2×24 character LCD display with green LED backlight 7-LED meter per input channel -15dBu to +15dBu, clip and limiter mode 7-LED meter per output channel -15dBu to +15dBu, clip and limiter mode Blue LED (Edit) per channel Red LED (Mute) per channel NAV/PM1 Rotary encoder push button switch PM2, PM3, ENTER, ESC, UTILITY push button switches EDIT/MUTE push button per channel |
| Rear Panel | 4 x XLR female connector (Input) 4 x XLR male connector (Output) 1 x XLR female connector for RS485 (Input) 1 x XLR male connector for RS485 (Output) USB type A connector 2 x Ground-lift toggle switch IEC C13 16A connector Power on/off switch |
| Main AC | 90-240VAC (50/60Hz) – 40W |
| Dimensions | 19”x 1.75”x 9” (483x44x229mm) 1RU |