The Alice 5 PSG incorporates all of the needed capabilities to satisfy professional sleep testing standards at an affordable price for owners of sleep facilities. The device has 31 channels and is the size of the current Respironics' Alice 5 sleep system. The Alice 5 PSG runs on the reliable Sleepware® software program that is designed to monitor, display, process and download polysomnographic data.
Windows-compatible computer running Windows Vista Business, Windows XP Professional, or Windows 2000 with a CD-RW drive.
A DVD drive is recommended if saving audio/video files onto removable storage media.
Intel® Pentium® 3 processors (500 mHz) or greater, 32-bit (x86) processor (1 GHz) required for Windows Vista computers.
512 MB system memory, 1 GB for Windows Vista computers.
Specifications
Total Channels 31
Analog Inputs 8 in the Base Station
Neurological Channels Specifications
Number of Channels 13 total [6 EEG (3 left, 3 right), 2 EOG, 5 EMG]; 2 reference
Input Impedance 1.66 Mohm per Electrode 3.33 differential
Bandwidth 0.32 Hz to 106 Hz
Input Signal Range ± 3.3milliV
Digital Resolution up to 16 bits
Sample Rate 2000 Hz
Max Storage Rate 200 Hz
Electrode Impedance Testing 100 Hz square wave between patient electrodes
Calibration Signal Signal injection, 1 Hz, 98 µVpp
Square wave to amplifier inputs
Communication Interfaces Signals sent from Patient Interface to Headbox through sensor cables. Data is sampled and sent to the Base Station where it is stored on a disk or sent through an ethernet connection to a Host PC
Digital Filters Available 0.5 to 100 Hz high pass filter
During Analysis 0.5 to 100 Hz low pass filter 50 or 60 Hz Notch filter Anti-aliasing filter
Other Channel Types 2 Effort: Piezo or zRIP
2 Airflow: Thermal and Pressure Flow
Body Position
2 Actigraphy
1 ECG
1 Snore Mic
System Physical Characteristics
Main Unit:
Size/td> 14 L x 5 W x 12.5 H (in); 35.6 x 12.7 x 31.7 (cm)
Weight 7.8 lb; 3.5 kg
Headbox:
Size/td> 10 L x 4 W x 2 H (in); 25.4 x 10.2 x 5.1 (cm)
Weight 1.6 lb; 0.72 kg
System Power
Requirements:
Power to Main Unit 6.25 VDC, 3 to 6 Amps
Power Supply MW116 Power Supply 100-240 VAC, 50-60 Hz, 0.5-1.5 A
