Technical Specifications - E-Mu 404 Owner's Manual

6 - Appendix
Technical Specifications
Technical Specifications
GENERAL
Sample Rates
Bit Depth
Hardware DSP
Converters & OpAmps
ANALOG LINE INPUTS
Type
Level
Frequency Response
THD + N
SNR
Dynamic Range
Channel Crosstalk
Input Impedance
ANALOG LINE OUTPUTS
Type
Level
Frequency Response
THD + N
SNR
Dynamic Range
Stereo Crosstalk
Output Impedance
110
44.1 kHz. 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz and 192kHz
derived from internal crystals. (No sample rate conversion is
performed.)
Externally supplied clock from S/PDIF .
(or word clock with optional Sync Card)
16-bit or 24-bit (depending on the setting of your recording
or audio application)
100MIPs custom audio DSP .
DSP - 32-bit integer math with a 67-bit accumulator
PCI Bus-Mastering DMA subsystem reduces CPU usage.
Zero-latency direct hardware monitoring with effects
ADC - PCM1804 (TI/Burr-Brown)
DAC - AK4395 (AKM)
OpAmp - NJM2068M (JRC)
Unbalanced, low-noise input circuitry
Consumer: -10 dBV nominal, 6.4 dBV maximum
20 Hz - 20 kHz: +0.20/-0.10 dB
-100 dB (.001%) 1kHz at -1 dBFS
111 dB (A-weighted 22kHz BW)
111 dB (1kHz, A-weighted, 22kHz BW)
< -120 dB, (1 kHz signal at -1 dBFS)
3.3K ohm
Unbalanced, low-noise circuitry
Consumer: -10dBV nominal, 6.4dBV maximum
+0.05/-0.10 dB, (20 Hz - 20 kHz)
-100 dB (.001%) 1kHz signal at -1dBFS
116 dB (A-weighted, 22 kHz BW)
116 dB (1 kHz, A-weighted, 22 kHz BW)
< -109 dB, (1 kHz signal at -1 dBFS)
560 ohms
Creative Professional