GE MAC 1200 Operator's Manual

Revision C MAC 1200/1200 ST 5-21
2012250-021
Automatic Mode Recording: Adjusting Measurement Points/QT Dispersion
Adjusting Measurement Points/QT Dispersion
This feature is only available with MAC 1200/1200 ST units equipped
with the MEAS or DIAG option. The HEART interpretation program is
also required.
Global Measurement Points
After acquisition of an ECG in the Automatic mode, the global
measurement points for P onset, P offset, QRS onset, QRS offset, and
T offset can be adjusted manually.
After acquisition of the ECG, press to display the screen for
verification of the global measurement point markers.
Verification of the Global Measurement Points
Description
1 Amplitude in [mV]
2 Selected lead
3 Active marker (large)
4 Inactive marker (small)
5 Time in [s]
R
4
$
1 mV
1 s
028
A
123 4 5

GE MAC 1200 Specifications

General

ECG Channels	12
Display	LCD
Power Supply	AC or battery
Frequency Response	0.05 to 150 Hz
Memory	Internal storage for ECG data
Device Type	ECG
Printing	Thermal
Filters	AC filter
Connectivity	RS-232, USB
Sampling Rate	1000 samples per second per channel