Technical Specifications - E-Mu 404 Owner's Manual

Technical Specifications

TECHNICAL SPECIFICATIONS
General
Sample Rates: 44.1, 48, 88.2, 96, 176.4, 192kHz from internal crystal with no
sample rate conversion.
(Note: 176.4k & 192k sample rates not supported on Macintosh)
Bit Depth: 24-bit I/O, 32-bit processing
USB 2.0 Hi-Speed
Full 24-bit resolution at all sample rates
4in/4 out channels from 44.1-96kHz
2 in/2 out channels from 176.4-192kHz (MIDI disabled at 176.4-192kHz)
Zero-latency direct hardware monitoring (Disabled at 176.4/192kHz)
ASIO2, WDM MME, Apple Core Audio and Core MIDI drivers
AC3 and DTS Passthru supported
Anti-Pop speaker protection minimizes noise during power on/off
Ultra-low jitter clock subsystem
<500ps RMS in PLL mode (48kHz, Coaxial S/PDIF Sync)
Combo Microphone Preamplifier/Hi-Z/Line Inputs (2)
Type: E-MU XTC™ combo mic preamplifier and Hi-Z/line input w/ Soft Limiter
A/D converter: AK5385A
Gain Range: +60dB
Frequency Response: (min gain, 20Hz-20kHz) +0.0/-0.16dB
Stereo Crosstalk: (1kHz min gain, -1dBFS) < -110dB
Hi-Z Line Input
Input Impedance: 1Mohm
Max Level: +12dBV (14.2dBu)
Dynamic Range: (A-weighted, 1kHz, min gain) 113dB
Signal-to-Noise Ratio: (A-weighted, min gain) 113dB
THD+N: (1kHz at -1dBFS, min gain) -101dB (.0009%)
Microphone Preamplifier
Input Impedance: 1.5Kohms
Max Level: +6dBV (+8.2dBu)
EIN: (20Hz-20kHz, 150ohm, unweighted) -127dBu
Signal-to-Noise Ratio: (A-weighted, min gain) 112.5dB
THD+N: (1kHz at -1dBFS, min gain) -101dB (.0009%)
Phantom Power: 48V
Soft Limiter: 5dB max compression (software selectable)
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