00818cam a2200277   45000010008000000030004000080050017000120080041000290100006000700400018000760500028000940820017001221000022001392450128001612600017002893000031003063500009003374900041003465000006003875040025003936500024004187000042004427100006004847100006004908300044004964541994OSt20191223121424.0690627s1968    dcua     b    000 0 eng    a   aDLCcDLCdDLC00aTL521.3.C6bA3 no. 111700a620.23 PEA H1 aPearsons, Karl S.14aMeasurement of speech levels in thepresence of time varying background noise,cby Karl S. Pearsons,and Richard D. Horonjeff  a b c[1982]  aiii, 89 p.billus.c27 cm.  a3.001 aNASA contractor report, NASA CR-3547  a   aBibliography: p. 16. 0aNoisexMeasurement.1 aHoronjeff, Richard D.,ejoint author.2 a 2 a  0aNASA contractor report ;vNASA CR-3547.