Spacelabs Healthcare Lifecard 12, Service Manual

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18-0583 Rev.C
Calibration ± 5%
Bandwidth 0.05 - 40 Hz (-3 dB)
Sampling rate 1024 samples per second per channel
Noise fi lter Linear phase Þ lter effective from 60Hz to
> 1MHz, 128 samples per second out
put rate
1.2.2 Standard Recording Mode - Pacemaker Pulse
Detection
Sensitivity 7 mV nominal, channels 1 and 2 only
Noise rejection > 50 mVpp for sinusoids up to 200 Hz
CMRR 2 V common mode spikes are rejected
Refractory period 40 ms
1.2.3 Standard Recording Mode - Data Storage
Media type Removable card, CompactFlash Association
standard (Type 1)
Data types Full disclosure ECG, with pacing and patient
event markers. Recording Time and Date.
Patient name and record number
(Path Þ nder systems), Encrypted patient record
Þ le (CardioNavigator). 8 second voice recording.
Recorder serial number
Capacity req 15 Mbytes per channel per 24 hours eg.
a 48 hour three channel recording occupies
90 Mbytes
1.2.4 User Interface
Type Text menus with audio cues and keys for up, down
and select
Languages English, German, French, Italian, Spanish, Danish
and Polish languages also Hebrew patient ID support
Clock Clock and calendar (to 2098), selectable 12/24 hour
and US/European date formats. 13mm digit height for
patient use