MTBF of the Smart Antenna

The following analysis is based on an industrial operating profile with an 80% operational duty cycle. The MTBF hours are calendar hours. 

The MTBF for the power card for the RS232 versions is as follows. 
POWER SUPPLY SUPERSTAR SMART ANT 6p conn 
External Ambient Temperature +25ºC 
Operating Environment GF 
MTBF (Calculated) 2,462,635 Hours 

External Ambient Temperature +75ºC 
Operating Environment GM 
MTBF (Calculated) 464,881 Hours 

POWER SUPPLY SUPERSTAR SMART ANT 7p conn 
External Ambient Temperature +25ºC 
Operating Environment GF 
MTBF (Calculated) 2,462,635 Hours 

External Ambient Temperature +75ºC 
Operating Environment GM 
MTBF (Calculated) 464,881 Hours 

The MTBF for the power card for the RS422 versions is as follows. 
POWERSUPPLY S.ANT 422 W/12 PIN CONN 
External Ambient Temperature +25ºC 
Operating Environment GF 
MTBF (Calculated) 1,596,408 Hours 

External Ambient Temperature +75ºC 
Operating Environment GM 
MTBF (Calculated) 377,340 Hours 

POWERSUPPLY S.ANT 422 W/PIGTAIL CONN 
External Ambient Temperature +25ºC 
Operating Environment GF 
MTBF (Calculated) 1,481,395 Hours 

External Ambient Temperature +75ºC 
Operating Environment GM 
MTBF (Calculated) 286,978 Hours 

Here is the MTBF for the SSII inside the Smart antenna 

External Ambient Temperature +25ºC 
Operating Environment Ground Fixed 
MTBF (Calculated) 200,280 Hours 

External Ambient Temperature +75ºC 
Operating Environment Ground Mobile 
MTBF (Calculated) 82,978 Hours