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The following section describes the AiOS basic specifications. The specifications are subject to change without notice or obligation.
Master Clock Jitter Below measurable levels
Digital Sampling Rates (Fs) 44.1 kHz to 768 kHz
Digital Filter 32-Bit 8x Oversampling Digital Filter
Digital/Analog Converters 1 – 2 channel AK4490EQ
BLUETOOTH Qualcomm aptX® decoder and transmitter
Analog Filter 3rd Order Bessel
Analog SUB Outputs Single – Ended RCA
Digital Outputs Coaxial, Toslink operating at Sample Frequency (Fs) from 44.1 kHz to 192 kHz, 16 bit to 24 bit
Digital Inputs USB-A x 3, SD Card x 1
BLUETOOTH In & Out x1
Coaxial x1, Toslink x1
Digital Input Sample Rate USB operating at Sample Frequency (Fs) from 44.1 kHz to 384 kHz, 16 bit to 32 bit, DSD 64, 128, 256 and 512.
BLUETOOTH Sample Frequency (Fs) 48 kHz, 16 bit.
Coaxial, Toslink operating at Sample Frequency (Fs) from 44.1 kHz to 192 kHz, 16bit to 24 bit
Control Trigger output 12VDC x1
IR control x1
Communication Ethernet
Wi-Fi 802.11 b/g/n
Power Input Configured at factory for either 110-120 or 220-240 VAC, 50-60 Hz
Power Consumption 255 Watts
Weight 15 lbs.
Dimensions 3.0″ H x 14.2″ W x 11.0″ D
POWER AMPLIFIER
Analog Input Single-Ended RCA x 3 for Main-In, Line 1, Line 2
3.5mm Stereo Jack x 1
Analog Input Impedance 10K Ω Unbalanced
Power Amplifier Output 2 x 75W RMS in 8 Ω from 20Hz to 20KHz
2 x 125W RMS in 4 Ω from 20Hz to 20KHz
Circuit Type Solid State, Power MOSFET Transistor, Class A/B
Frequency Response 10Hz – 50KHz +/- 0.1dB (at 10db below rated output power)
Distortion (SAMPTE-1M) <0.5%
S/N Ratio >100dB, “A” Weighted
Protections Full short circuit, thermal, Ultrasonic, RF Signal muting & Current limiter.
AUDIO (LPCM)
Frequency Range 2 Hz – 22 kHz (44.1 kHz)
Amplitude Linearity 0.1 dB (20 Hz – 20 kHz)
Phase Linearity 3 degrees (20 Hz – 20 kHz)
Dynamic Range 117 dB (1 kHz)
Signal-to-Noise Ratio 107 dB (1 kHz)
Channel Separation 106 dB (1 kHz)
Total Harmonic Distortion 0.0004% (1 kHz)
Pre-Amp Output Level 3.0V RMS (220 Ω output impedance) for maximum volume
NETWORK, USB, SD CARD PLAYBACK
Playback Format Supply .dsf, .dff (DSD64, 128, 256, 512), .aif, .aiff, .alac, .flac, .m4a, .mp4, .wav, .ape, .mp3, .aac, .wma, .ogg, .asf
Frequency Range 2 Hz – 100 kHz
Signal System 16, 20, 24, & 32 bit PCM and 1 bit DSD
Sampling Frequency 44.1 kHz to 384 kHz PCM and 2.822MHz – 22.5792 MHz DSD
Dynamic Range 117 dB
DSD System Clock Frequency 22.5792 MHz
Signal-to-Noise Ratio 107 dB
SPDIF PLAYBACK; COAXIAL, TOSLINK (LPCM)
Frequency Range 2 Hz – 80 kHz
Signal System 16, 20, and 24 bit
Sampling Frequency 44.1 kHz to 192 kHz PCM
Dynamic Range 117 dB
System Clock Frequency 22.5792 MH
Signal-to-Noise Ratio 107 dB
