Questions tagged [intervals]

For questions centered around the ideas about and classification of distances between two pitch.

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6
votes
2answers
114 views

Simple ratios or Overtones?

Example: If I play an octave on the piano starting on middle C. To my limited understanding the simple ratio of 2:1(due to sound-waves matching) and the multiple overtones that match up in this ...
2
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3answers
276 views

Ear training - help recognizing intervals

I've been a guitar player for years - I've done covers so far. But all the covers I've played were taken from online tabs - the reasoning behind this is that I'm absolutely awful at recognizing ...
0
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2answers
257 views

How do I use the 'white-key method' as an aid for memorizing intervals?

I'm working my way through the Open Music Theory digital textbook (http://openmusictheory.com/). There is a chapter that describes intervals and how to determine their quality. The introductory ...
0
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3answers
137 views

what's the name of the interval A (V degree) and D# in a e minor scale?

I guess it's an augemented fourth because it contains a half step more than a perfect fourth; [from a source] but in a minor scale it isn't allowed: an augmented fourth is IV degree.
0
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1answer
84 views

How does ear training help me find the key of a song?

I want to understand how ear training to identify different intervals helps me figure out what notes are in a song, and what key it's in.
5
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1answer
156 views

Consonance/Dissonance of 5th according to the explanation of 4th

The consonance of the 4th interval depends on the context, as several music theory sources describe. Why isn't that idea generalized to all intervals? Let me illustrate this comparing what I have in ...
4
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9answers
1k views

Trick to figure out what the proper note to play is when playing in thirds?

Take for example the melody C D E F G A B in the key of c major. If i play the melody in thirds, I have been told that you would play it C E; D F; E G; etc. but some of those form minor 3rds and some ...
1
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0answers
88 views

Which musical interval is used for questions in English? [closed]

In many human languages, including English, questions are marked with a raised pitch. In some languages, this is pretty much the only way to express that you want to ask a question, but even in ...
2
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3answers
257 views

Need some help with perfect fifth power chords

Okay, so I have played guitar for quite some time, but I chose to take up tattooing for a career for about 10 years which left me no time to enjoy playing anymore. So needless to say, I ended up ...
3
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3answers
187 views

Are intervals always used in the context of a scale?

Can an interval be a measure of absolute distance between any given note to another, or is it always used in the context of a scale, where each note in the scale has a corresponding interval value? ...
9
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1answer
455 views

Dissonance: why doesn't the roughness curve have a dip for complex intervals like 7/6?

Roughness is explained well in Is there a way to measure the consonance or dissonance of a chord? In particular the Plomp-Levelt curve is derived, which has various dips showing how simple intervals (...
4
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1answer
84 views

Meaning of sharp/flat third and sixth in text from the XVI century

In a text from Thomas Morley's treatise A plaine and easie introduction to practicall musicke (1597) he refers to the motion of melody proceeding by "half steps, flat thirds and flat sixths" or by "...
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2answers
230 views

How to enharmonically change the bottom note of the interval A# to E#

A# to E# is a perfect fifth, and an exercise book I am working through says to enharmonically change the bottom note and identify the resulting interval. I cannot see any possibility except rewriting ...
2
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1answer
854 views

Is there such a thing as a diminished unison? [duplicate]

I'm working through Mark Sarnecki's Rudiments of music theory book, and I'm digesting the bit about augmented and diminished intervals. I'm confused as to how a diminished unison can exist. By ...
8
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3answers
900 views

Why wasn't the actual “semitone” taken as the unit and therefore called “a tone”?

A more practical formulation of the question is "Why do we count by tones, instead of semitones?", but its meaning could be misinterpreted; the target of the question is actually on the concept of "1 ...
2
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2answers
848 views

Memorizing fret board intervals

Fret board intervals; When playing and looking at the guitar fretboard, is it best to mentally use pictorial patterns, (chords, scales, modes, arpeggios) to help in the (my) solo direction, or ...
-3
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2answers
153 views

Shouldn't all music intervals have five names? [closed]

Shouldn't technically all intervals have five names? (Maybe with few exceptions where it goes below zero semitones but still I can't see why it can't go below zero semitone when it can be played) ...
0
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3answers
522 views

Why are there different names for the same interval? [duplicate]

The intervals F-B and B-F are called Augmented Fourth and Diminished Fifth respectively, but they are really both the same interval - a tritone. Why are they named differently?
3
votes
3answers
2k views

Training interval identification: Unable to identify major and minor seconds

I started practicing interval comparison, but I'm completely unable to consistently identify major and minor second intervals. I am so bad at identifying them, that I started to think I had a ...
7
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5answers
2k views

Are intervals like major 3rd, minor 3rd, and major 2nd all based on the scales, or are they based on how many semitones they have?

Are intervals like major 3rd, minor 3rd, and major 2nd all based on the scales, or are they based on how many semitones they have? I ask this question because if I play the C major scale, and I ...
2
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1answer
252 views

How accurately can a good musician judge an interval to be out of tune? [closed]

This is for a music/physics crossover experiment. Almost everyone will be familiar with the Doppler Effect, even if they don't know the name. Imagine that a vehicle is blaring its a siren or ...
5
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4answers
888 views

Defining intervals.

There seems to be a lot of confusion over naming intervals. Some seem to think it involves major intervals being from major keys/scales, thus minor intervals need to follow from that. Some seem to ...
5
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7answers
2k views

How do you determine intervals? Is it based on major and minor keys?

If we say C to E, we say it's a major third since it is belongs to the major scale. If we say C to E♭, we say it's a minor third since it belongs to a minor scale. What about C to D, F, or G? ...
2
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2answers
577 views

What makes an interval “perfect”? Is this scale-dependent? [duplicate]

Ok, so I am very curious about why the major scale 4th and 5th are deemed "perfect" while other intervals are "major." This may just be an arbitrary thing based on sounds we find pleasing, but I've ...
2
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2answers
237 views

Available Tensions for Modal Scale Degrees

I have a bit of a tricky topic here. I've been getting into bebop progressions, and I'm really enjoying myself. However the one thing I was missing was those nice lush chords you come by every so ...
2
votes
1answer
107 views

What is the relationship between certain semitones and intervals? [closed]

There appears to be a relationship between the diatonic semitone and the perfect fifth and a relationship between the chromatic semitone and the perfect fourth, but I am not sure why. Specifically: *...
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0answers
104 views

Why is there a relationship between the diatonic semitone and the perfect fifth and between the chromatic semitone and the perfect fourth? [closed]

I have recently been struggling with the derivation of the diatonic and chromatic semitones. I have laid out my detailed thinking below. In short, there appears to be a relationship between the ...
0
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2answers
230 views

Ideas for how to use the minor(add9) chord

I've started writing a piece of music for guitar which starts with a really cool arpeggio with the Dm (add9) chord. However, I don't really know how to progress from here and I'm noodling with a few ...
2
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3answers
3k views

Voice leading rule hidden fifths/octaves

Good afternoon everyone! Sometime 2 years ago I started practicing voice leading for 4 voices, but since I had to spend all my time on school I kind of stopped halfway. Since I graduated I've picked ...
1
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1answer
98 views

What is the least amount of (famous) songs possible that covers up all the 25 intervals (asc+desc+P1)? [duplicate]

I play the piano for two years now and I would like to focus much more on ear training from now on. I'm able to know if a wrong note has been played, but do not have the ability to identify what note ...
1
vote
2answers
91 views

What scale contains the pattern - Root, +2, +1, +3, +1, +2, +1, +2?

Intervals (relative to previous note): Root, +2, +1, +3, +1, +2, +1, +2 (Root again) Example: A, B, C, D#, E, F#, G I happened to come across this scale pattern while playing scales on guitar and ...
1
vote
4answers
386 views

what's the purpose behind these alternate namings for intervals?

I was studying music theory and I came to an interval called an Augmented unison which is a half-step distance from the first note and is equivalent to a minor second. Then the book mentions intervals ...
2
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3answers
298 views

Intervals for ear training

I heard people mention training to recognize intervals many many times. What I am a bit confused about is this. Do you train to recognize intervals from a given note to the root, or to the preceding ...
9
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5answers
4k views

Understanding the claim - “If composers want sad music, they use those two notes” [B&C] [closed]

Recently I had seen a great TED talk by Benjamin Zander in which he says (about Chopin's 4th prelude): ...... The first note is a B. [plays B] The next note is a C. [plays C] The job of the C is ...
4
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5answers
1k views

Intervals confusion

If we need to find the note which is a major 6th below G (which is a Bb), do we find it using the major scale of the top note (in this case G) or the major scale of the bottom note ( in this case Bb). ...
5
votes
2answers
864 views

Harmony and Simplified Ratios of Frequency

I stumbled on this question while checking a grade 7 mathematics book. It grabbed my eyes having been introduced to some of music's amazing topics. I know that harmony ( or more accurately, ...
4
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5answers
1k views

Why is C-F# a diminished fifth instead of an augmented fourth?

It fits the strict definition of both, so it seems a bit weird to me that we choose to call it a diminished fifth. Seems very arbitrary as they are the same.
3
votes
2answers
221 views

Why do intervals have such complicated names?

In a ruler I have 1cm, 2cm, 3cm, 4cm, etc. Why isn't there in music: 1st, 2st, 3st, 4st, etc. (where st = semitone) But instead we have: Minor second, Major second, Minor third, Major third, Perfect ...
1
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3answers
586 views

How do I mark intervals?

I am wondering for when there is a white to white note transition (E to F, B to C) is there a change in the way I mark an interval compared to how I have been taught so far, basically that the staff ...
2
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2answers
809 views

Quartal and quintal chords?

Does anyone know about Quartal Quintal chords and harmony? Except from the difference in the interval being stacked?
3
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6answers
331 views

What have I misunderstood about calculating intervals?

Caution: I have studied single-variable calculus, but have never taken a physics course. Vi Hart demonstrates with a violin that on a violin string's length, playing at: 1/2 produces a note an ...
0
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2answers
617 views

What is the origin behind the 1-1-1/2-1-1-1-1/2 tones intervals in the diatonic scale? [duplicate]

In the diatonic scale of C, the progression is 1, 1, 1/2, 1, 1, 1/2 tones. What is the origin behind this progression and why is this made that way and not any other form such as 1-1/2-1-1-1-1-1/2? ...
2
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1answer
325 views

Sun-Ra's harmonies and intervals for the layperson

I heard an interview the saxophonist John Gilmore gave about Sun-Ra: "His intervals, his knowledge of intervals and harmony are very highly advanced." I'm a layperson without a background in music ...
3
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1answer
154 views

Naming Intervals — Tactics, Strategies, Tricks

For naming intervals I have two strategies in my head. STRATEGY #1 First identify the generic interval between the two given notes by counting the notes between them (inclusive of those two given ...
1
vote
1answer
356 views

Word request - a unison part

What do you call a part or a moment in music when several players play it in unison. For instance in rock music when a bass player, guitar player, keyboard player and drummer play a part in unison ...
3
votes
1answer
180 views

Can most pianists play E–F# ninth by left hand?

The whole question is in the title actually. I'm arranging some songs, and I wonder whether most pianists can play the ninth E–F# by their left hand. In my arrangement it's in the comfortable bass ...
5
votes
4answers
8k views

When is a note flat/sharp?

For instance we are playing a B, is the third note of the chord a Eb or and D#? If we play Bm is the fifth a Gb or a F#?
5
votes
5answers
642 views

Why do intervals sound “better” or “worse” depending on distance?

Why do chords usually "sound better" to the human ear when using larger intervals between low notes and, smaller intervals between high notes? Is it how the ear and brain register the harmonics?
7
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2answers
2k views

What is so special about the devil's interval?

I'm interested in learning more of the Devil's interval, how it originated, some of its uses and what exactly about the interval of a diminished fifth makes it sound ominous?
2
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6answers
1k views

Confusion about intervals in chromatic VS diatonic scales

I hear terms like "fifths" and "minor thirds" and "thirds" used all the time in musical theory discussion and while I know some places I can use these terms I'm unclear if there are multiple meanings/...