Specifications

       SIGNAL PROCESSING

        ECG analysis frequency: 500 Hz

        ST measurements: ST amplitudes, slope, integral, index, ST/HR slope, ST/HR loops, ST/HR index up to 15 leads

       E, J and post-J point: Manual or computer selected

        Signal processing technique: Incremental median updating

        Baseline correction: Cubic spline or Finite Residual Filter (FRF) algorithm

        QRS detection and analysis: Based on automatic or manual lead selection

        ECG output: Real-time ECG/QRS beep/TTL synchronization output

        Heart rate: Automatic arrhythmia detection, documentation and annotation

        Full disclosure ECG: Beat-to-beat ECG record and event review

        Reanalysis: Post-test medians remeasurement from E, J, post-J point selections

        ECG interpretation: (Optional) 12SL™ adult and pediatric ECG analysis program

        Additional ECG function: Vectorcardiography

          DATA ACQUISTION

          Technology: Active, "Type BF" floating isolated powered 14 channel acquisition module with built-in       lead fail detection and lead prep impedance measurement

        Sampling rate: Over-sampling @ 4000 Hz, 12 leads

         Dynamic range: 320 mV, ± 10 mV signal superimposed on ± 150 mV DC offset

Resolution: 4.88 µV/LSB @ 500 Hz

          Noise: <15 µV peak-to-peak noise over 0.01 to 150 Hz (-3 dB) bandwidth

          Frequency response: -3 dB, display and writer

          High pass filter: 0.01 (or 0.05 Hz, special use) with DC offset control

         Low pass filter: 20, 40, 100, 150 Hz (selectable)

          Line filter: 50.0 or 60.0 Hz notch filter (selectable)

         Baseline correction: Cubic spline algorithm

          Artifact/baseline correction: FRF algorithm

          Common mode rejection:

          Input impedance: >10M? @ 10 Hz, defibrillator protected

         Patient leakage: < 10 µA

         Pace detect: Orthogonal LA, LL and V6; 750 µV @ 50 µs

          COMMUNICATION/STORAGE

          Catalyst MUSE system compatiable via diskette, network (optional) or modem (optional)

          Catalyst MUSE Web compatible for retrieval view and printing of Catalyst MUSE system data

         Remote view (optional) of real-time stress test at remote location

          Local storage: Minimum 3.2 Gb hard drive storage of complete ECG record and test results

         Local network storage (optional)

         DISPLAY

          Display type: High resolution, color 0.25 mm dot pitch raster-written CRT

          Display resolution: 1024 x 768 x 70 Hz refresh

          Display size: 15" (standard) or 17" (optional) diagonal SVGA

          Monitored leads: 3, 6 or 12

         Displayed leads: Number on screen 3 or 6 (12 lead check)

         Display format: 3 rhythm, 3 rhythm + medians, 3 rhythm + trends, 6 rhythm, 4 X 2.5 + 1 rhythm, 2 x 6

          Display speeds: 25, 50 mm/s

         Display sensitivity/gain: 2.5, 5, 10, 20 mm/mV

        Displayed vital signs data (configurable): Heart rate, target heart rate, blood pressure, exercise clock, stage

          clock, phase clock, protocol, speed, grade, Watts, METS, RPP, and SpO2

          Displayed data: ST scan/median complexes