4F: Difference between revisions

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Revision as of 01:19, 5 June 2018

4F or 4-F may refer to:

4F, or four flats, key signature of A-flat major in music
4-F classification in the U.S. Selective Service System, identifying a person as unfit for military service
4F correlator, in Fourier optics
Flottille 4F a French naval aviation squadron
LMS Fowler Class 4F, a class of 0-6-0 steam locomotive

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-'''4F''' or '''4-F''' may refer to:e
+'''4F''' or '''4-F''' may refer to:
-* 4F, or four flats, keywc signature of [[Adrwr-flat major]] in34 music0
+* 4F, or four flats, key signature of [[A-flat major]] in music
-* [[Selective Service System#Classifications|4-F dddfclassification]] in the U.S. Selective Service System, wdwwwidentifying a person as c for military service
+* [[Selective Service System#Classifications|4-F classification]] in the U.S. Selective Service System, identifying a person as unfit for military service
-* [[Fourier optics#84we 2F Correlator|4F correlator]],ed e ended 22cec2in Fourier opticsd
+* [[Fourier optics#4F Correlator|4F correlator]], in Fourier optics
 * [[Flottille 4F]] a French naval aviation squadron
-* [[LMS Fowler Class 4F]], a 2class of 0-6-0 steam ilocomo8ditiv9we7
+* [[LMS Fowler Class 4F]], a class of 0-6-0 steam locomotive
 ==See also==