H8 DSP
Digital Interface Processor
User’s manual
10
10. TECHNICAL SPECIFICATIONS
POWER SUPPLY
Operating power supply voltage 10.8 ÷ 14.4 VDC
Power supply 7.5 ÷ 15 VDC
Idling current 0,4 A
Switched off without DRC 2,5 mA
Switched off with DRC 4 mA
Remote IN voltage 6,5 ÷ 15 VDC (1,3 mA)
Remote OUT voltage 12 VDC (130 mA)
INPUT STAGE
High Level (Speaker) FL - FR - RL - RR
Low Level (Pre) AUX IN
Digital Optical IN (S/PDIF max 96 kHz/24bit) OPTICAL IN
EQUALIZER
On Hi-Levels input (Speaker In) Automatic De-Equalization On
Outputs
N.8 Graphic: ±12 dB @ 31 Band
ISO 1/3 Oct. 20
÷ 20k Hz
SIZE
W (Width) x H (Height) x D (Depth) mm/inch
191 x 34 x 131 / 7.51” x 1.33” x 4.76”
Weight kg/lb 0,6 / 1.322
OUTPUT STAGE
Low Level Pre (default)
FRONT TW L/R, FRONT WF L/R REAR L/R,
SUB, CENTER
SIGNAL STAGE
Distortion - THD @ 1 kHz, 1V RMS Output 0,005%
Bandwith @ -3 dB 10 ÷ 22k Hz
S/N Ratio @ A weighted
Digital input 105 dBA
Master Input 95 dBA
AUX Input 96 dBA
Channel Separation @ 1 kHz 85 dB
Input sensitivity (Speaker In) 2 ÷ 15 V RMS
Input sensitivity (AUX In) 0,6 ÷ 5 V RMS
Input impedance (Speaker In) 2,2 kΩ
Input impedance (AUX) 15 kΩ
Max Output Level (RMS) @ 0.1% THD 4 V RMS
CONNECTIONS
From / To Personal Computer 1 x USB / B
DRC HE
Audio controls and Memory / Inputs selection
Optical / AUX select
Optical In / Aux wire control + 12V / GND enable
Memory A / Memory B Memory A
/
B
wire control + 12V / GND enable
CROSSOVER N.8 (one for each output channel)
Filter Type Full / High Pass / Low Pass / Band Pass
Filter mode and slope
Linkwitz @ 12 / 24 dB
Butterworth @ 6 / 12 / 18 / 24 dB
Crossover frequency 68 steps @ 20
÷ 20k Hz
Phase control 0°
÷ 180°
TIME ALIGNMENT
Distance 0
÷ 510 cm / 0 ÷ 200.8 inch
Delay 0
÷ 15 ms
Step 0.08 ms; 2,8 cm / 1.1 inch
Fine set 0.02 ms; 0,7 cm / 0.27 inch
GENERAL REQUIREMENTS
PC connections USB 1.1 / 2.0 / 3.0 Compatible
Software/PC requirements:
Microsoft Windows (32/64 bit):
XP, Vista, Windows 7, Windows 8,
Windows 10
Graphic card min. resolution: 800 x 600
Ambient operating temperature range: 0 °C to 55 °C (32°F to 131°F)
44
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