Owner manual

6 - Appendix
Technical Specifications
E-MU PCIe Digital Audio Systems 121
Specifications: 1212
m
GENERAL
Sample Rates
44.1 kHz. 48 kHz, 88.2 kHz, 96 kHz, 176.4kHz, &
192 kHz from internal crystal or externally supplied
clock (no sample rate conversion)
Bit Depth
24-bit I/O, 32-bit processing
PCIe Specification
• PCIe base specification 1.1 compliiant
• Form Factor: Universal Keyed, PCIe x1Card
• 3.3V I/O
• PCIe Bus-Mastering DMA subsystem reduces CPU use
Hardware DSP
• 100MIPs custom 32-bit audio DSP with 67-bit
accumulator. (double precision, with 3 headroom bits)
• Zero-latency direct hardware monitoring with effects
OpAmps
NJM2068M (JRC)
Drivers
• ASIO2. WDM/MME/DirectSound. x64 Drivers
• WDM: 2-in/8-out at 44.1kHz, 48kHz, 88.2kHz, 96kHz
• WDM: 2-in/4-out at 176.4kHz & 192kHz
EDI (E-MU Digital Interface)
Proprietary 64-channel audio link over CAT-5 cable
Anti-Pop Protection
Anti-pop speaker protection minimizes noise during
power-up
ULTRA-LOW JITTER CLOCK
SUBSYSTEM
(Measured via Audio Precision 2)
SRSync SourceRMS jitter in picoseconds
44.1 kHz Internal Crystal 596ps
44.1 kHz Optical Input 795ps
ANALOG LINE INPUTS
(2)
Type
Servo-balanced, DC-coupled, low-noise input circuitry
A/D Converter
AK5394A
Level (software selectable)
Professional: +4 dBu nominal, 20 dBu maximum
(balanced)
Consumer: -10 dBV nominal, 6 dBV maximum
(unbalanced)
Frequency Response
(20Hz - 20kHz): +/- 0.05 db
Dynamic Range
(1kHz, A-weighted): 120 dB
Signal-to-Noise Ratio
(A-weighted): 120 dB
THD + N
(1kHz at -1dBFS): -110 dB (.0003%)
Channel Crosstalk
(1kHz at -1dBFS): -115 dB
Input Impedance
10K ohm