mus f193: introduction to music theory · pdf file5/16/2013 · agenda for today......
TRANSCRIPT
Agenda for today...
• Odds and ends (website address, make-up session)
• Review Units 1 – 5 (up to page 29)
• Homework
• Questions?
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Website for the class!
• http://musictheorynome.wordpress.com
• No content there YET...
• ...but hang tight: lecture slides and class audio coming ASAP
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Unit 1: The Staff
• Everything happens on the staff
• All the notes “live” there
• Five lines, four spaces
• Notes that are placed higher on the staff sound higher in pitch; notes that are placed lower, sound lower (deeper)
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Unit 1: The Treble Clef
• ...Without a clef, however, musical pitches have no reference point
• Putting a note in space #2, for example, or line #4 doesn’t really mean anything by itself
• It needs a clef to dictate what pitch it is
• The treble clef (also called the G Clef, seen on next page) is the most common; wraps around the note G
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Unit 1: The Treble Clef
• Mnemonic devices for the notes of the treble clef:
• LINES: E-G-B-D-F
• “Every good boy does fine”
• SPACES: F-A-C-E
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Unit 1: The Bass Clef
• Pronounced “base”
• Denotes pitches that are lower than the treble clef
• Clef wraps around F below middle C
• Notes in this range, for example:
• Most male vocal parts, lower ranges of the piano, etc.
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Unit 1: The Bass Clef
• Mnemonic devices for bass clef:
• LINES: G-B-D-F-A
• “Good boys do fine always”
• SPACES: A-C-E-G
• “All cows eat grass”
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Unit 1: The Grand Staff
• What happens when you put the treble staff and the bass staff together?
• the grand staff
17
Unit 1: Ledger Lines
• Extend the range of the staff so that higher and lower notes can be added
• Ledger lines “catch” the notes that spill over the top or the bottom of the staff
• With ledger lines, some of the highest pitches of the bass staff and the lowest pitches of the treble staff are the same pitches; this is where the staffs overlap
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Unit 2: Note Values
• Notes have values. They’re very ethical.
• ...Just kidding.
• Note values = duration; how long is the pitch held?
• Music occurs in time; note values specify how much time each note gets
• First notes to learn: whole, half, quarter notes
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Unit 2: Measures & Bar Lines
• Written music is measured out into equal segments called... measures!
• Bar lines:
• Separate measures, one from another
• “Bar” is another name for “measure”
• Double bar: ends a piece of music
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Unit 2: Time Signatures
• Music is measured in time; each measure has a specific quantity of musical time as per the time signature
• Time signature has two numbers, top and bottom, much like a fraction: Y/X
• Top number (Y): how many beats in each measure?
• Bottom number (X): what type of note gets the beat?
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Unit 2: Time Signatures
• Within a given measure, you can fit different values of notes...
• ...as long as they fit into the number of beats dictated by the time signature...
28
Unit 2: Rests
• Just like notes/musical pitches, rests – or the absence of pitches/notes – are also written out
• You can have different durations of rests
30
Unit 3: More Time Signatures
• 4/4 isn’t the only time signature you should know...
• Other time signatures use different values either for the top number (# of beats) and/or for the bottom number (what note gets the beat)
• Example: 2/4
• 2 beats/measure; quarter note gets the beat (just like 4/4)
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Unit 3: More Time Signatures
• The time signature 3/4 works the same way:
• Three beats per measure
• Quarter note (/4) gets the beat
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Unit 3: More Time Signatures
• So, to review:
• 4/4 – also called Common Time, by the way – has four beats per measure
• 3/4 – three beats per measure
• 2/4 – two beats per measure
• Each (4/4, 3/4, 2/4) gives the beat to the quarter note
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Unit 3: More Complex Note Values – Dotted Notes
• Whole / half / quarter notes aren’t the only possible note values
• Add a dot to a note – to make a dotted note – and you’ve increased the value of that note by half
• So, a half note is two beats, but a dotted half is three beats
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Unit 3: Ties and Slurs
• Another way of lengthening notes: combining them with a tie
• A tie joins two notes of the same pitch with a curved line
• The note effectively becomes longer...
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Unit 3: Ties and Slurs
• A slur, on the other hand, is a way of connecting different pitches to make them sound smoother, part of a single, unbroken musical phrase
• This is sometimes called legato playing/singing
• This works differently depending on the voice/instrument that is playing the slurred notes
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Unit 4: Do it Again with a Repeat
• What happens when you want to repeat a section of music over again, but don’t want to re-write all of the notes a second time?
• Use a repeat sign
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Unit 4: Do it Again with a Repeat
• Different repeat-sign uses covered in the book:
• Repeat sign sends you back to the beginning (simplest)
• Repeat happens between repeat signs facing each other
• Repeat involves alternate endings (first ending, second ending)
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Unit 4: More Note Values – Eighths
• An eighth note is half of a quarter note
• (or eighth of a whole note, if that’s helpful)
• You can tell an eighth by its flag
• An eighth note is just the next step in the notes we’ve been exploring: two eighths make a quarter note, two quarter notes make a half note, two half notes make a whole note
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Unit 4: More Rest Values – Eighths
• ...And just as quarter/half/whole notes have quarter/half/whole rests, eighth notes also have eighth rests:
• Half of a quarter rest
• Both eighth notes and eighth rests can happen either on the downbeat or the upbeat
• “1-and, 2-and, 3-and, 4-and...”
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Unit 4: One More Note Value – Dotted Quarter
• Don’t forget: a dot after a note increases its duration by half
• So, dotted half note = half note (2 beats) + 1 beat = 3 beats
• Dotted quarter note = quarter note (1 beat) + eighth note (1/2 beat) = 1.5 beats
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Unit 5: Dynamics!
• Soft to loud: pianissimo (pp, very soft); piano (p, soft); mezzo piano (mp, moderately soft); mezzo forte (mf, moderately loud); forte (f, loud); fortissimo (ff, very loud)
• You’ll occasionally see markings like ppp or ffff; these aren’t technically correct, since “-issimo” already means “most”/superlative
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Unit 5: Dynamics!
• Changing dynamics:
• Getting louder: crescendo (sometimes marked cresc.)
• Getting softer: diminuendo (dim.) or decrescendo (decresc.)
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Unit 5: Tempo
• Slow to fast: largo (very slow); adagio (slow); andante (“moving along”); moderato (moderately); allegro (quickly); vivace (fast)
• Moderato is often combined with other markings: ex.: allegro moderato
• There’s a lot of grey area here – sometimes dependent upon how the conductor/ensemble chooses to perform/interpret these markings
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Unit 5: Tempo
• Other markings could be used, too:
• In English, German, etc.
• It’s not always just Italian
• Changing tempo markings:
• becoming slower: ritardando (rit. or ritard.); becoming faster: accelerando (accel.)
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