technical parameter |
Fs = 44.1 to 96 kHz, 20 to 20 kHz BW, 1 kHz test signal, 0 dBFS = +24 dBu |
SNR– A-Weighted, 0 dBFS = +28 dBu | 127 dB |
SNR– Unweighted, 0 dBFS = +28 dBu | 125 dB |
THD+N, 1 kHz at 0 dBFS | -111 dBFS, -111 dB, 0.00028% |
THD+N, 1 kHz at -1 dBFS | -112 dBFS, -111 dB, 0.00028% |
THD+N, 1 kHz at–3 dBFS | -116 dBFS, -113 dB, 0.00022% |
THD+N, 20 to 20 kHz test tone at–3 dBFS | -108 dBFS, -105 dB,<0.00056% |
Frequency Response at Fs=192 kHz | +/- 0.005 dB (20 to 20 kHz) -0.013 dB at 10 Hz +0.005 dB at 20 kHz +0.006 dB at 40 kHz -0.002 dB at 80 kHz |
Frequency Response at Fs=48 kHz | +/- 0.006 dB (20 to 20 kHz) -0.015 dB at 10 Hz -0.001 dB at 20 kHz |
Crosstalk | -120 dB at 20 Hz -120 dB at 1 kHz -106 dB at 20 kHz |
Maximum Amplitude of Jitter Induced Sidebands (10 kHz 0 dBFS test tone, 12.75 UI sinusoidal jitter at 1 kHz) | < -144 dB |
Maximum Amplitude of Spurious Tones with 0 dBFS test signal | < -138 dB |
Maximum Amplitude of Idle Tones | < -147 dB |
Maximum Amplitude of AC line related Hum& Noise | < -135 dB |
Inter-channel Differential Phase (Stereo Pair– any sample rate) | +/- 0.25 degrees at 20 kHz |
Inter-channel Differential Phase (Between DAC3 DX Units Fs<110 kHz) Any sample rate. | +/- 0.25 degrees at 20 kHz |
Maximum Lock Time after Fs change | 400 ms |
Soft Mute Ramp Up/Down Time | 50 ms |
Mute on Receive Error | Yes |
Mute on Lock Error | Yes |
Mute on Idle Channel | No |
50/15 us De-Emphasis Enable | Automatic in Consumer Mode |
De-Emphasis Method | Digital IIR |
De-Emphasis Supported at | Fs = 32, 44.1, 48 kHz |
DIGITAL AUDIO INPUTS |
Number of Digital Inputs (switch selected) | 6 (1 USB, 2 Optical, 1 XLR, 2 Coaxial) |
Number of Channels | 2 |
Input Sample Frequency Range | 28 to 210 kHz (Coaxial and XLR) 28 to 96 kHz (Optical) 44.1, 48, 88.2, 96, 176.4, 192 kHz (USB) |
Maximum Input Word Length | 24 bits |
Digital Input Impedance | 75 Ohms Coaxial, 110 Ohms XLR |
DC Blocking Capacitors on Digital Inputs | Yes (Coaxial and XLR Inputs) |
Transient and Over-Voltage Protection on Digital Inputs | Yes (Coaxial and XLR Inputs) |
Transformer Coupling on Digital Inputs | Yes (XLR Input) |
Minimum Digital Input Level | 250 mVpp (Coaxial and XLR Inputs) |
Jitter Tolerance (With no Measurable Change in Performance) | >12.75 UI sine, 100 Hz to 3 kHz >1.5 UI sine at 20 kHz >1.5 UI sine at 40 kHz >1.5 UI sine at 80 kHz >1.5 UI sine at 90 kHz >0.25 UI sine above 160 kHz |
Jitter Attenuation Method | Benchmark UltraLock3™ - all inputs |
BALANCED ANALOG OUTPUTS |
Number of Balanced Analog Outputs | 2 |
Output Connector | Gold-Pin Neutrik™ male XLR |
Output Impedance | 60 Ohms (Attenuator off) 425 Ohms (Attenuator = 10 dB) 135 Ohms (Attenuator = 20 dB) |
Analog Output Clip Point | +29 dBu |
Factory Set Bypass Level (at 0 dBFS) | +24 dBu (Attenuator = 0 dB) |
Output Level Range (at 0 dBFS) In‘Variable’ Mode | Off to +28 dBu (Attenuator off) Off to +18 dBu (Attenuator = 10 dB) Off to +8 dBu (Attenuator = 20 dB) |
Output Level Variation with Sample Rate (44.1 kHz vs. 96 kHz) | < +/- 0.006 dB |
HPA2TM HEADPHONE OUTPUTS |
Number of Headphone Outputs | 2 |
Output Connectors | ¼” TRS with switch on left-hand jack |
Output Impedance | < 0.11 Ohms |
Output Level Control | Stereo Control on Front Panel |
Output Level Range (at 0 dBFS) into 60-Ohm Load | Off to +22 dBu (9.7 Vrms) |
Maximum Output Current | 250 mA |
Overload Protection (independent per channel) | Current limited at 300 mA, also thermally protected |
Bandwidth | > 500 kHz |
THD+N | -100 dB, 0.001% into 30 Ohms at 50 mW 1.26W maximum into 30 Ohms |