Compumedics Grael HD PSG/EEG - Certified Refurbished

The Compumedics Grael HD PSG/EEG package includes an amplifier, cradle, USB dongle/license, desktop with Windows 7 operating system and Profusion 3 software (laptop available upon request), LCD monitor, keyboard, mouse, and power cable. It is in excellent condition and certified to proper operating specifications.

Warranty: 90 Days - Parts and Labor.

The Grael PSG/EEG is the world's first high definition PSG amplifier.

Compumedics Grael HD PSG/EEG Features

• High Definition:
  • Full PSG / EEG in high definition.
  • 24-bit Amplifier: A new standard for PSG.
  • DC-coupled inputs.
  • Differential ECG and EMG provide unparalleled signal quality.
  • Respiratory impedance plethysmography.
  • Exceptional noise and artifact rejection.
• One-Box, One Cable Amplifier:
  • All connections are integrated.
  • A single IP connection to the Grael provides both power and data transmission.
• Improved Efficiency:
  • One-touch quick disconnect.
  • Lanyard for easy carrying when disconnected.
  • Light-up touch-proof connectors allow convenient bedside impedance checking.
  • Touch-proof connectors are ideally spaced for easy access.
  • Grael cradle can be desk, cart, or wall mounted to suit any environment.

Compumedics Grael HD PSG/EEG Specifications

• Dimensions:
  • Size: 9.45" x 5.66" x 1.97".
  • Weight: 1.76 lb.
• Pressure:
  • Range: + 100 cmH₂O.
  • Frequency Response: DC to 580 Hz (user adjustable).
  • Accuracy: + 1 cmH₂O at 25 degrees Celsius.
• Airflow:
  • Differential Input: Two male luer.
  • Range: + 12 cmH₂O.
  • Frequency Response: DC to 580 Hz (user adjustable).
  • Accuracy: + 0.6 cmH₂O at 25 degrees Celsius.
• Position:
  • Sensor: Tri-axial accelerometer.
  • Positions: Supine, prone, left, right, upright.
• Microphone:
  • Sensor: Electret.
  • Frequency Response: 5 to 580 Hz (user adjustable).
• Light:
  • Sensor: Integrated.
• Oximeter:
  • SpO₂ Range: 25 to 100%.
  • Heart Rate Range: 18 to 300 pulses per minute.
  • SpO₂ Accuracy: 70 - 100% + 2.5 digits within one standard deviation.
  • Heart Rate Accuracy: + 1% + 1 digit.
  • Sample Rate (SpO₂, HR, status): 1 sample per second, up sampled to match the other channels.
  • Sample Rate (Plethysmograph): 256 samples per second, up sampled to match the other channels.
• Electrical Specifications:
  • Power Supply: All power provided by the network connection using power over Ethernet (either mid-span injector or POE Switch, per IEEE 802.3af standard).
  • Operating Voltage: 48 volts.
  • Power Consumption: Less than 10 watts.

Compumedics Grael HD PSG/EEG Literature

Dymedix Product Compatibility Sheet - Compumedics/Grael

Compumedics Grael HD PSG/EEG Brochure