Instruction manual

DAC1 HDR Instruction Manual Rev I Page 44
Analog Audio Inputs
Number of Analog Inputs (switch selected) 1 (RCA stereo pair - unbalanced)
Number of Channels 2
Input Impedance 20 k Ohms
Maximum Input Level +15 dBu
Maximum Input @ Factory-set Calibration Levels +13 dBu
DC Blocking Capacitors on Analog Inputs Yes
Transient and Over-Voltage Protection on Analog Inputs Series R and diode protection
Input Capacitance 10 pF
Analog-Input Gain Range Off to +3.5 dB (RCA in to RCA out)
Off to +19 dB (RCA in to XLR out)
Off to +13 dB (RCA in to Headphone)
Factory-Set Analog-Input Gain In ‘Calibrated’ Mode
+0.5 dB (RCA in to RCA out)
-4.0 dB (RCA in to XLR out)
Digital Audio Inputs
Number of Digital Inputs (switch selected) 5 (1 USB, 1 Optical, 3 Coaxial)
Number of Channels 2
Input Sample Frequency Range
28 to 195 kHz (Coaxial)
28 to 96 kHz (Optical)
44.1, 48, 88.2, 96 kHz (USB)
Maximum Input Word Length 24 bits
Digital Input Impedance on Coaxial input (jumper
selected)
75 Ohms or Hi-Z (Bridging)
Transformer Coupled Digital Inputs Yes (Coaxial)
DC Blocking Capacitors on Digital Inputs Yes (Coaxial)
Transient and Over-Voltage Protection on Digital Inputs Yes
Minimum Digital Input Level 150 mVpp on Coaxial
Jitter Tolerance (With no Measurable Change in
Performance):
>12.75 UI sine, 100 Hz to 10 kHz
>3.5 UI sine at 20 kHz
>1.2 UI sine at 40 kHz
>0.4 UI sine at 80 kHz
>0.29 UI sine at 90 kHz
>0.25 UI sine above 160 kHz
Jitter Attenuation Method Benchmark UltraLock™ - all inputs