Description

Respironics Alice 5 Diagnostic Sleep System Specifications

• Total Channels: 55.
• Analog Inputs: 12 total, 10 in the base station, 2 in the headbox.
• Neurological Channels Specifications:
  • Number of Channels: 26 (10 left, 9 right, 2 EOG, 5 EMG) 2 reference.
  • Input Impedance: 1.66 Mohm per Electrode 3.33 differential.
  • Bandwith: 0.32 Hz to 106 Hz.
  • Input Signal Range: +/- 3.3 mV.
  • Digital Resolution: 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.
  • 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.
  • During Analysis: 0.5 to 100 Hz low pass filter 50 or 60 Hz Notch filter Anti-aliasing filter.
• Other Channel Types:
  • (2) Airflow: Thermal and Pressure Flow.
  • (1) Body Position.
  • (2) Actigraphy.
  • (6) ECG.
  • (1) Snore Mic.
• System Physical Characteristics:
  • Main Unit:
    • 14″ x 5″ x 12.5″ (35.6 cm x 12.7 cm x 31.7 cm).
    • Weight: 7.8 lb (3.5 kg).
  • Headbox:
    • 10″ x 4″ x 2″ (25.4 cm x 10.2 cm 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.