* The mean time between failure (MTBF
) will remain constant and not degrade over time (repairing the same asset multiple times over X years).
The reciprocal of the failure rate is the mean time between failures (MTBF
Some ships have reported mean times before failure (MTBF
) of 80,000 hrs.
Incoming power is the most significant cause of downtime: the mean time before failure (MTBF
) can be as little as 584 hours (far less in "problem" power areas) due to power outages.
The measure of reliability is mean time between failures (MTBF
Reasons for extended MTBFs
include the elimination of TWTs and their limited life high voltage power supplies and the 200,000 hours of MTBF
of newly-designed active T/R modules.
Particular improvements have been seen in the areas of independent fiscal agencies, fiscal objectives, and MTBFs
especially in advanced countries, but emerging markets have also led the way in some areas, including strengthening fiscal risk management and performance budgeting.
Using more advanced processors actually has helped engineers reduce the parts count in typical systems, leading directly to higher MTBFs
and significantly improved reliability.
DFDs with predicted MTBFs
in excess of 30,000 hours in a helicopter environment, an improvement of over two orders of magnitude since the 1970s, can be produced.
However, the obsolete reference MIL-HDBK-217E still promulgates ancient reliability data that generally shows only one-tenth of the MTBFs
The International Monetary Fund s Fiscal Affairs Department and Africa Regional Technical Assistance Center East (AFRITAC East) held a workshop on Medium Term Budget Frameworks (MTBFs
) for Sub-Saharan Africa (SSA) in Nairobi during the period January 27 - 31, 2014.
SSQE48T-Series converters provide up to 16.23 million hour MTBFs
, can withstand a 100V input transient for 100 ms, and have a 36V to 75V DC input range.