The E-MU 1820 Digital Audio System delivers everything you need to produce audio on a PC with professional results- 24-bit/192kHz converters, hardware-accelerated effects and mixing, and seamless compatibility with your favorite PC audio/sequencer software. The 1820 offers musicians a comprehensive array of I/O options to cover every recording application at an unbeatable price.
Features
Pristine 24-bit, 192kHz converters and flexible connectivity with 18 audio inputs, 20 outputs, 32 channels of MIDI I/O, plus a FireWire� port for seamless integration with your entire studio
Two premium TFPro mic preamps with Mic/Line/Hi-Z inputs with 40db of gain/attenuation and 48V phantom power - plug guitars, keyboards
E-DSP 32-bit Multi-effects Processor offers you over 16 simultaneous hardware-accelerated studio-grade effects with no CPU overhead - plug-in architecture allows you to add new effects as needed
32 Channels of zero latency Hardware Mixing/ Monitoring with super-flexible virtual patchbay - no external mixer needed
Full compatibility with most popular audio/sequencer applications with ultra-low latency WDM, DirectSound� and ASIO 2.0 Drivers
Powerful software studio package
I/O Configuration
Two TFPro Mic/Line/Hi-Z preamps (w/48V phantom power)
Six 1/4 in. Balanced Inputs
Eight 1/4 in. Balanced Outputs
Turntable input (w/ground lug and hardware RIAA preamp)
24-bit/192kHz ADAT In/Out (switchable to S/PDIF)
24-bit/96kHz coaxial S/PDIF In/Out (switchable to AES/EBU)
24-bit/96kHz optical S/PDIF Out (switchable to AES/EBU)
Two sets of MIDI In/Out
Four stereo 1/8 in. Speaker Outputs (configurable from stereo to 7.1)
Stereo Headphone Output
Firewire� Interface
E-MU's Digital Audio Systems feature the powerful E-DSP chipset, which features a hardware-accelerated effects processor with over 20 effects plug-ins (over 500 presets). This effects architecture is fully expandable, allowing you to add more effect plug-ins to your system as needed. E-DSP also provides zero-latency, hardware-based mixing and monitoring via the included PatchMix DSP mixer, delivering unmatched flexibility in routing audio between all of your physical and virtual (ASIO/WDM) inputs and outputs- no external mixer needed.
Technical Info
Specifications
General
Sample Rates: 44.1, 48, 96, 192kHz from internal crystal or externally supplied clock (no sample rate conversion)
Bit Depth: 16 or 24 bits
PCI Bus-Mastering DMA subsystem reduces CPU usage
Zero-latency direct hardware monitoring w/effects
Analog Line Inputs (6)
Type: Servo-balanced, DC-coupled, low-noise input circuitry
Level (software selectable):
-Professional: +4dBu nominal, 20dBu maximum (balanced)
-Consumer: -10dBV nominal, 6dBV maximum (unbalanced)
Frequency Response: +0.0/-0.2dB, 20Hz - 20kHz
THD+N (1kHz at -1dBFS): -102dB (.0008%)
SNR (A-weighted): 111dB
Dynamic Range (1kHz, A-weighted): 112dB
Stereo Crosstalk (1kHz at -1dBFS): < -115dB
Common-Mode Rejection (60Hz): > 40dB
Analog Line Outputs (8)
Type: Balanced, low-noise, 3-pole low-pass differential filter
Level (software selectable):
-Professional: +4dBu nominal, 20dBu maximum (balanced)
-Consumer: -10dBV nominal, 6dBV maximum (unbalanced)
Frequency Response: +0.0/-0.8dB, 20Hz - 20kHz
THD+N (1kHz signal at -1dBFS): -98dB (.0013%)
SNR (A-weighted): 112dB
Dynamic Range (1kHz, A-weighted): 112dB
Stereo Crosstalk (1kHz at -1dBFS): < -115dB
Combo Microphone Preamplifier/Line Inputs (2)
Type: TFPro combination microphone preamp and line input
Frequency Response: +0.8/-0.1dB, 20Hz - 20kHz
Stereo Crosstalk (1kHz min gain, -1dBFS): < -120dB
Line Input:
-Gain Range: -12 to +28dB
-Max Level: +17dBV (19.2dBu)
-THD+N (1kHz at -1dBFS, min gain): -94dB (.002%)
-Dynamic Range (A-weighted, 1kHz min gain): 100dB
-SNR (A-weighted, min gain): 100dB
-Input Impedance: 10K ohm
-Common-mode Rejection Ratio (60Hz): > 40dB
Microphone Preamplifier:
-Gain Range: +10 to +50dB
-Max Level: -12dBV (-9.8dBu)
-THD+N (1kHz at -1dBFS, min gain): -95dB (.0018%)
-SNR (A-weighted, min gain): 100dB
-Input Impedance: 330 ohms
-Common-mode Rejection Ratio (60Hz): > 80dB
Headphones (stereo)
Type: Linear power amplifier
Frequency Response: +0.0/-0.35dB, 20Hz - 20kHz
THD+N (1kHz, max gain):
-33 ohm load: -70dB (0.032%)
-600 ohm load: -85dB (0.006%)
SNR (A-weighted): 112dB
Dynamic Range (A-weighted): 112dB
Stereo Crosstalk (1kHz at -1dBFS, 600 ohm load):< -100dB
Maximum Output Power: 500mW
Output Impedance: 22 ohms
Gain Range: 85dB
Phono Input (stereo)
Type: RIAA equalized phono input
Frequency Response: +/-0.5dB, 50Hz - 20kHz
THD+N (1kHz, 10mV RMS unbal input): -76dB (.015%)
SNR (10mV RMS unbal input, A-weighted): 90dB
Stereo Crosstalk (1kHz at -1dBFS): < -80dB
Maximum Level:
-Professional: 80mV RMS
-Consumer: 20mV RMS
Input Capacitance: 220 pF
Input Impedance: 47K ohm
Digital I/O
S/PDIF:
-2 in/2 out coaxial (transformer coupled)
-2 in/3 out optical (software switched with ADAT)
-AES/EBU or S/PDIF format, switchable under software control
ADAT:
-8 channels, 24-bit @ 44.1/48kHz
-4 channels, 24-bit @ 96kHz (S-MUX compatible)
-2 channels, 24-bit @ 192kHz
Firewire:
-400 Mbps 1394a port (6-pin)
-Compatible with DV cameras, storage peripherals, etc.
MIDI: 2 in, 2 out
Synchronization
Internal Crystal Sync at 44.1, 48, 96, 192kHz
External Sample Rate Sync:
-ADAT
-S/PDIF (opt. or coax)
Minimum System Requirements
Genuine Intel� Pentium� III or AMD� K6� class processor or higher operating at 500MHz or faster
Intel�, AMD� or 100% compatible motherboard & chipset
128MB System RAM
500MB of free hard disk space for full installation
Windows� 2000 SP 4, Windows� XP SP 1 or greater
PCI 2.1 compliant slot for E-MU� 1010 PCI card
CD-ROM or DVD-ROM drive required for software installation
XVGA Video (1024 X 768)
In the Box...
E-MU� 1010 PCI card
E-MU AudioDock
EDI (E-MU Digital Interface) cable (3 meters)
Headphone splitter cable
PC power cable
Quick Start guide
Operation Manual on CD-ROM
Creative Professional Software CD-ROM:
-Windows 2000 and XP Drivers
-E-MU PatchMix DSP
-E-MU E-DSP FX Library
Audio software package on CD-ROM 
