The negative of the base 10 logarithm of the concentration of hydroxide ions, measured in moles per liter
Official operating manual published by an aircraft manufacturer for one of its aircraft POHs must be federally approved
- Acronym for power on hours The unit of measurement for Mean Time Between Failure as expressed in the number of hours that power is applied to the device regardless of the amount of actual data transfer usage See MTBF
Path Overhead: A maintenance channel transmitted in the SONET overhead following the path from the beginning multiplexer to the ending demultiplexer This is not implemented in SONET Lite
The negative value of the power to which 10 is raised in order to obtain the concentration of hydroxide ions (OH-) in gram-equivalents per liter Effectively, pOH is the opposite of pH: 7 is neutral, 0 is highly basic and 14 is highly acidic