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Revision as of 20:24, 22 May 2016 by Admin (talk | contribs) (Ham Radio)



Ham Radio

General Class Ham License mnemonics:

Sea Six (Seasick) - A radar goodie. Radio travels one NAUTICAL mile every six microseconds (nautical mile is 6080 feet, for you landlubbers)

Speed of light = 1 ft / nanosecond (LIDAR/optical applications)

Pythagorean theorem: The squaw on the hippopotamus is equal to the sums of the squaws on the other two hides. (Punchline to a long joke)

NPN = *N*ot *P*ointing i*N* - emitter lead shows current flow goes out

PNP = *P*ointing i*N* *P*roudly - emitter lead shows current flow goes in


Colors of the rainbow:

  • ROY G. BIV

Taxonomy Order

Order of taxonomy in biology:

  • (Kingdom, Phylum, Class, Order, Family, Genus, Species)
  • King Phillip Chose to Order Fish & Got Sick

IUPAC Prefixes

IUPAC prefixes:

  • (methyl ethyl butyl pentyl hexyl heptyl octyl nona deca)
  • (methane ethane butane pentane hexane heptane octane nonane decane)
  • Ma Eats Pot Brownies, Pa Has Hash Only, No Dope

Roman Numerals

Roman numerals:

  • I=1, V=5, X=10, L=50, C=100, D=500, M=1000
  • I Value Xylophones Like Cows Dig Milk


The notes represented by the lines on the treble clef stave (bottom to top):

  • (E, G, B, D, F)
  • Every Good Boy Deserves Fudge

And the notes represented by the spaces between the lines:

  • (F, A, C, E)
  • Furry Animals Cook Excellently

The notes represented by the lines on the bass clef stave (bottom to top):

  • (G, B, D, F, A)
  • Good Boys Dig Fine Apples

And the notes represented by the spaces between the lines:

  • (A, C, E, G)
  • All Cows Eat Grass

The order of sharps in music, called the "circle of fifths":

  • (F, C, G, D, A, E, B)
  • Father Charles Goes Down And Ends Battle

And in reverse for flat keys the mnemonic can be neatly reversed:

  • Battle Ends And Down Goes Charles' Father


Great Lakes

Great Lakes:

  • (Huron, Ontario, Michigan, Eerie, Superior)




  • Washington, Adams, Jefferson, Madison, Monroe, Quincy Adams, Jackson
  • No mnemonic (it's easy to remember the first seven)


  • (Van Buren, Harrison, Tyler, Polk, Taylor, Fillmore, Pierce)
  • Very Happy Turtles Prepare Themselves For Piercings
    • (just remember, Tyler came first - before Taylor)


  • (Buchannan, Lincoln, Johnson, Grant, Hayes, Garfield, Arthur)
  • Brave Little Johnny Grabbed Hold of Garfield's Assassin


  • (Cleveland, Harrison, Cleveland, McKinley, Roosevelt, Taft, Wilson)
  • Clever Harry Chooses Mates Ready To Win


  • (Harding, Coolidge, Hoover, Roosevelt, Truman)
  • Harding Comes Home Really Tired

33-42: These are all the post-WW II presidents...

  • (Eisenhower, Kennedy, Johnson, Nixon, Ford, Carter, Reagan, Bush, Clinton, Bush, Obama)
  • you're on your own with the rest, because I know them all


Rankings of Generals:

  • Brigadier General (1 star), Major General (2 stars), Lieutenant General (3 stars), General (4 or 5 stars)
  • Be My Little General

Civil War

Civil War, 1861:

  • (Secession, Forts, Inauguration, Sumter, West Virginia, 1st Bull Run, McClellan Replaces McDowell, Blockade, Port Royal)
  • Snobby Fish In Sea Water Voice Brash Rectitude
  • Mens' Rogaine Makes Beards Pretty Ridiculous

Civil War, 1862

  • (War Order, McClellan Potomac, Monitor Vs. Merrimack, Shiloh, New Orleans, Peninsular Campaign, Stonewall Shenandoah, 2nd Bull Run, Pope, Antietam, Fredericksburg)
  • W O M P M V M S N O P C S S B R P A F

Civil War, 1863

  • (Emancipation Proclamation, Chancellorsville, Vicksburg, Gettysburg, Chickamauga, Chattanooga, Knocksville)
  • E P C V G C C K

Civil War, 1864

  • (Wilderness Campaign, Spotsylvania, Cold Harbor, Petersburg, Sherman Atlanta, March To Sea, Lincoln Re-election, Nashville)
  • W C S C H P S A M T S L R N

Civil War, 1865

  • (Sherman March Carolinas, Grant-Lee Richmond, Appomattox, Lincoln Assassination, Final Surrender)
  • S M C G L R A L A F S


Lists Useful for Generating Mnemonics

  • At, click on a letter under "Browse Dictionary", and you'll see a couple of different multi-word phrases; click on any grouping, and you'll see even more multi-word phrases: