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product specifications
Frequency Response
Frequency response
RCA (i17 – i20, i21)
Frequency response
Optical and Coax Digital (i9 – i13)
Frequency response
Power consumption
Front panel display
Audio Connections
Stereo analog audio inputs
Stereo phono input
Digital audio inputs
Multi-channel analog audio inputs
Multi-channel analog audio outputs
Surround Formats
Audio Post Processing
Loudspeaker Adjustments
4K video mode support
12 bit deep color
Product dimensions
Carton dimensions
35
Document 1000905
Phono (i15)
Sensitivity
26mVrms, 1kHz at i15 produces 1.1Vrms at XLR L,R out (Vol = 50)
Gain
32.5 +/- 0.5dB dB
THD
< 0.002% @ 26mVrms in
20-20kHz +/- 1.0dB
SNR
> 80dB
XLR (i16)
18 – 50kHz ± 0.03dB
THD
< 0.0015% @ 1kHz, 8Vrms input
SNR
> 100dB
18 – 50kHz ± 0.03dB
THD
< 0.002% @ 1kHz, 2Vrms input
SNR
> 95dB
20 – 20kHz ± 0.05dB
THD
< 0.01% @ 1kHz, -20dBFS input
SNR
> 95dB
HDMI (i1 – i8)
THD
< 0.015% @ 1kHz, -20dBFS input
SNR
> 95dB
Max output
3.5Vrms, 7Vrms (Sub out)
70W (max), <1W (standby)
Control
7" touch-sensitive LCD
2 x RS-232 (DB-9), Full 2-way control, 1 x USB A programming port,
Serial
1x mini USB programming port
Ethernet
1 x Ethernet, Web interface & 2-way IP control via UDP
12V trigger
1 x 3.5mm IN, 4 x 3.5mm OUT
Charging port
2 x USB 5V, 2A
Infra-red
1 integrated (front panel), 1 external (rear panel 3.5mm TRS input)
4 x Gold-plated (RCA) L/R unbalanced, 1 x XLR L/R balanced
1 x Gold-plated (RCA) L/R pair
3 x coax (RCA) and 3 x Optical
1 set 8 Gold-plated (RCA) 7.1 configuration
1 set 14 Gold-plated (RCA), 1 set 14 XLR 11.3 configuration
Audio Decoding
PCM, Dolby Atmos v1.2, DTS:X, up to 9.1.2 (Hardware support
up to 9.1.6)
Sample rates
32, 44.1, 48, 88.2, 96, 176.4, 192kHz
Bit depths
16, 20, 24bit
Parametric EQ, Delay, Polarity, Large/Small, Crossover Frequency
Video
8 in x 2 out
HDMI
4:4:4 (24/30Hz), 4:2:0 (50/60Hz)
yes
3D support
yes
HDCP
V 2.2 (1 in, 1 out)
Physical
7" (17.8cm) x 17" (43.2cm) x 15.0" (38.1cm)
Product weight
30 lbs. (13.6kg)
Finish
Black satin anodized, laser-etched logo, white rear panel
12" (25.4cm) x 22" (55.9cm) x 20" (50.8cm)
Acurus ACT 4 pre-amp processor USER GUIDE
Revision 20160608
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