 
file: DSignals_S4_P.txt 
 R signal             : 4  
 Name                 : ECG  
 Start time           : 2009-12-10 12:44:02   
 Continuous recording : FALSE  
 Recorded period      : 11 sec 
 Total period         : 20 sec 
 Period read          : whole recording  
 Sample rate          : 200 /sec 
 Signal length        : 4000 incl. NAs 
 Number of samples    : 2200  
