Questions tagged [intervals]

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

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2answers
81 views

Is the Tritone the most dissonant interval? [duplicate]

I have seen a lot of people say that the minor second is more dissonant than the tritone. I however don't think of it that way. Don't get me wrong, the minor second is quite dissonant but to put it ...
35
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15answers
23k views

What makes an interval “Perfect”?

I've been trying to find an answer, but to no avail. Is what we call a perfect interval somewhat arbitrary? It seems as if the modern definition is "perfect under inversion". I know the other thing ...
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3answers
3k views

Why is a major second not called a perfect second? [duplicate]

Apart from a second, intervals can be described as either {Diminished, Perfect, Augmented} or {Dim, Minor, Major, Aug} depending on whether or not the major and minor scale share that interval. For ...
5
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5answers
648 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?
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6answers
312 views

How does any given major key contain only 1 tritone?

Understanding the Fundamentals of Music (2006), by Robert Greenberg, B.A. in music (magna cum laude) from Princeton, Ph.D. in music composition from the University of California, Berkeley. p. 54 of ...
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1answer
75 views

Identify the major key as given by the key signature, as well as the interval provided [closed]

I am trying to solve some practice questions and was wondering if they are right My answers :- Key: D Major 4th Interval Key: A-Flat Major 2nd Interval Key: G-flat Major 3rd Interval Key: B-...
7
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4answers
9k views

What is the list of intervals in order of dissonance

I understand that some intervals are considered dissonant (minor second) and some intervals and consonant (perfect fourths). However whenever I see intervals listed, they are always listed from ...
-1
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2answers
121 views

Why can some hear the minor second as a perfect consonance? [closed]

Great Music of the Twentieth Century (2018), by Robert Greenberg B.A. music (magna cum laude) from Princeton, Ph.D. music composition from the U.C. Berkeley. Lecture 11 "Synthesis and Nationalism: ...
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4answers
96 views

Are intervals the same as chords?

So are harmonic intervals the same as chords? I understand that an interval is the difference between two notes (pitches?), and to get them you have to play these two notes simultaneously. Isn't that ...
7
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2answers
1k views

Mistake with Whole/Half step intervals problem

I took a beginner music theory class and there was a quiz on reading music notation. H W H W H W W W W W I got 8 of them right. I got the 4th and 10th bar wrong. I wrote it's a whole step (W) for ...
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2answers
343 views

What is the difference between diminished fifth and augmented fourth? [duplicate]

Are diminished fifth and augmented fourth the same intervals? They both consist of six semi-tones but why do they have different names?
9
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10answers
3k views

If equal temperament divides an octave into 12 equal parts, why are the hertz differences not the same but 12ths of two?

Let's take a 440Hz A pitch and the 880Hz A an octave higher. If we divide space between 440Hz and 880Hz into 12 equal parts, we would have: [440Hz, 476.6, 513.2 ... 880Hz.] And this looks ...
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7answers
103 views

Do you need to look at keys for intervals?

Say you have a starting note that is written on B. Would you have to fill out all of the sharps that the key of B has to find out the interval? Like if you had one note on B and the other was on D ...
6
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4answers
372 views

What set of notes can be used as a scale?

There are many different scales. As far as I understand, a scale is defined by intervals between notes. For example, for major scale it should be: tone-tone-semitone-tone-tone-tone-semitone I know ...
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1answer
57 views

How long before dissonance appears in contrary motion scales?

Just to make things clear, let's set some limits: The scale is F major and the tonic is F One of the scales has to start and end on F The other note can start from any note in the F major scale up to ...
3
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1answer
97 views

Given that an Octatonic Scale has 8 notes, what are the names of the scale intervals e.g. for a diminished scale?

Assuming the C° (half/whole) scale (C D♭ E♭ E G♭ G A B♭ C) comprises the intervals P1, m2, m3, d4, d5, d6, and m7, what is the correct name/interval descriptions for B♭ & C (the 8th & 9th ...
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3answers
566 views

Accounting for intervals not present within the chord ratio?

Here are a selection of chord ratios.. Minor Chord - 10:12:15 Root (1:1) - Major 3rd (4:5) - Perfect 5th (2:3) Major 7th Chord - 8:10:12:15 Root (1:1) - Major 3rd (4:5) - Perfect 5th (2:3) - Major ...
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4answers
138 views

Does the name of an interval change if the notes are in different octaves?

The interval between C and G is a perfect fifth (P5). But if the G is in a different octave does the interval name stay the same?
9
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6answers
2k views

Guitar tuning “perfect” fourths?

Virtually all the sources I can find claim that the intervals between adjacent guitar strings in standard tuning (EADGBE) should be perfect fourths, except for one major third. However, since a ...
8
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5answers
3k views

Is there a relationship between prime numbers and music?

Is there a relationship between prime numbers and the series of overtones and their frequencies? I've found links to Euler's research about math and about music, and I got goose bumps when I found ...
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6answers
1k views

Do interval ratios take overtones into account or solely the fundamental frequency?

An interval holds two pitches (C an G). Those two pitches have a fundamental frequency which represents their pitch names, along with their harmonic series/overtones. When we turn that interval into ...
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2answers
90 views

History of standardization of pitch and tuning: measuring waves

The velocity of a traveling wave in a stretched string is determined by the tension and the mass per unit length of the string. for a string of length cm and mass/length = gm/m. For such a string, the ...
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1answer
178 views

I have questions revolving around the formula of producing chord ratios?

Good day guys! Thanks to the gentleman @willross1 and others contributions, i have now discovered the formula behind turning interval ratios into chord ratios, which allows me to determine the level ...
8
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6answers
2k views

Is the name of an interval between two notes unique and absolute?

Given two notes, is the name of the interval based only on the number of semitones between them (absolute) or can the same exact interval have different names related to the key/scale we're talking ...
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0answers
39 views

Why is an interval Major, Minor, Augmented, Diminished, or Perfect? [duplicate]

Why are 2nds, 3rds, 6ths, and 7ths major or minor, but 4ths, and 5ths are diminished, augmented, or perfect? I might have some of that a little mixed up and I realize some are enharmonic equivalents. ...
0
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7answers
277 views

How can I memorize all the notes in each usable key?

Basically, I want to have all the notes in every usable key memorized so that I can instantly just call them to my memory and play them. By usable I mean any key that has 7 or less flats/7 or less ...
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0answers
61 views

Origin of the distinction between major/minor, perfect intervals in light of the major second [duplicate]

in short i have the following question: What is the historical/scientific reason behind the naming convention of major/minor second instead of naming the major second "perfect" second? More specific:...
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3answers
87 views

Why is the interval from the D string to the A string a P5, but a P4 interval from the A string to the D string?

I'm trying to look at the fret board in distance vs notes, I know that going up from the low E string to the A string is a perfect 4th, but going from the A string to the low E string is a perfect 5th....
12
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1answer
1k views

Which note goes on which side of the stem?

When writing music in sheet music form, I know that when writing harmonic intervals of a second, one of the two notes is on the opposite side of the notehead. My trouble is determining which note to ...
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2answers
81 views

Table of Intervals, “Diminished” column

I found the following table of Intervals in the Harvard Dictionary of Music (re-created by me in MS Word): (Correction to the above: It is "Harvard Dictionary", not "Oxford Dictionary". Oops!) I am ...
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1answer
280 views

What are the different qualities of the intervals? [closed]

I know that a 3rd decides the emotional quality of a chord, but what about the 5th? What does the 7th do? The 2nd, 6th, and 9th?
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5answers
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Would it be a good idea to memorize relative interval positions on guitar?

It seems like if I memorized the relative intervals between the notes on each string, it would help a lot with quickly making chords and such. It seems a lot easier than trying to memorize individual ...
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2answers
68 views

Are there any methods to identify intervals in Solfege?

I have a test in Solfege and I have trouble identifying intervals. I don't have musical hearing and I have never studied piano professionally. Therefore I struggle with identifying intervals through ...
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2answers
1k views

What are the characteristic intervals or scales of 13-limit harmony and beyond?

I've been studying and really getting into the Extended Just Intonation music of composers like Ben Johnston and Kyle Gann. I've started trying to explore the sort of intervals and scales that are ...
12
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4answers
5k views

Is the tritone (A4 / d5 / DA3 / Dd6) still banned in Roman Catholic music?

The tritone is one of the most dissonant intervals in music. It is also known as the "Augmented 4th", "Diminished 5th", "Doubly Augmented 3rd" or "Doubly Diminished 6th", and it is composed of three ...
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0answers
34 views

Aural mnemonics: can we compile a list? [duplicate]

When I do ear training, I like to use mnemonics, in the form of a short snippet from a well-known song, to help me memorize certain aural patterns. I can share some of the ones I have so far, but I ...
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2answers
166 views

Can anyone help with the use of a “Non Chord tone” in Arctic Monkeys' “R U Mine?”

I've recently had a go at analysing Arctic Monkeys' song R U Mine and was wondering about this part shown here: The key of the song is F# minor and and the measure shown starts with a non-chord tone....
5
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3answers
960 views

Why do the keys in the circle of fifths have the pattern of accidentals that they do?

I'm attempting to fully understand the circle of fifths, and I noticed that in the clockwise direction, the sharps are added in their own circle of fifths starting at F. I'm wondering why this ...
2
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3answers
81 views

Is it ok to practice naming intervals with a guitar or keyboard in hand?

I am not formally trained in music but was wondering if it is better to try and learn intervals without looking at an instrument or if it doesn't matter really? I suppose on written tests you wouldn't ...
3
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0answers
62 views

What is a good app, software or other efficient method to type out staff notations? [closed]

I’m asking for suggestions and recommendations from music theory educators who often need to prepare music lesson notes and set tests that will require a lot of staff notation images, for e.g. an ...
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3answers
432 views

Maximum interval between Alto & Tenor, & intervals when writing for SATB

What is the maximum interval permitted between the Alto & Tenor when writing for SATB? I have read it should not be more than a 10th, whereas another source said it should not be more than an 8th. ...
6
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3answers
168 views

Mikrokosmos, BB 105, Vol. 1: No. 17 Contrary Motion (1) - Can't understand the structure

Can somebody explain how the harmony works in this piece? It seems that the right hand plays on C key and the left hand alternates between G and D. Why when played in opposite direction do the ...
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8answers
11k views

Are doubly augmented and doubly diminished intervals practical?

In music theory when naming intervals, a lowered diminished interval is a doubly diminished interval (dd) and a raised augmented interval is a doubly augmented interval (AA). One example is a C♯ ...
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5answers
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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 ...
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2answers
77 views

What does it mean to “outline an interval”?

Here, for example, I see the following rule: Consecutive leaps should outline a triad What does it exactly mean? My assumption was that, if we have a sequence of tones that leaps-wise go in one ...
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3answers
1k views

General procedure for determining the name of an interval given a major key / diatonic collection [duplicate]

I'm attempting to program a library that lets one make use of concepts from Peter Westergaard's tonal theory. The current problem I'm trying to solve is to determine the specific name of an interval ...
0
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4answers
238 views

when is a perfect fifth interval a diminished 6th and why? [duplicate]

I did a music theory test where I was asked the interval between F# and Db. I called the interval a perfect fifth but I was wrong. It was a diminished 6th. Can someone please can explain why this ...
3
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1answer
155 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 ...
3
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4answers
141 views

Term for distinguishing dim/perfect/aug intervals from dim/min/maj/aug ones

There are two types of intervals, distinguished by their possible qualities: Unisons, fourths, fifths, and octaves (and their compound variants) may be of perfect or (multiply) diminished/augmented ...
3
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5answers
666 views

Is there a term to describe an augmented second as a step or tone instead of an interval?

Typically when describing a scale its very typical to describe the pattern in terms of semitones and tones or half steps and whole steps as follows: A major scale is a diatonic scale. The sequence ...