Re: theory question

2009-07-05 Thread Grammostola Rosea

Mark Polesky wrote:

Grammostola Rosea wrote:
  

I've learned when major scale:

step:
I: maj7
II:  min7
III: min7
IV: maj7
V: dominant 7
VI: min7
VII: -7

But what when it is a minor scale? For example E minor? Which type of chords
belongs to the 7 steps?



If it's natural minor than it's the same series, but starting on
the equivalent of degree 6 in the major:

i: min7
ii: -7
III: maj7
iv:  min7
v: min7
VI: maj7
VII: dom7


Harmonic minor has a raised 7 which changes all odd degrees:

i: min/maj7
ii: -7
III: maj7+5
iv: min7
V: dom7
VI: maj7
vii: dim7

As a subtle point, I would always use lower case for minor chords.

Hope this helps.
- Mark


  

  

What is an -7 chord?

Is that an major chord with the 7 a half step lower? Or a minor chord?

\r


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Re: theory question

2009-07-05 Thread David Fedoruk
On Sat, Jul 4, 2009 at 1:30 AM, Mark Polesky markpole...@yahoo.com wrote:


 Anthony W. Youngman wrote:
  I can't remember what it's called, but there's a third minor
  scale where the 7th can be raised or not. If it's going up to the
  tonic it's sharpened, and if it's going down, it's not. So in the
  scale of A (your classic minor) it goes:
 
  a b c d e f g# a g f e d c b a

 The melodic minor. Though the 6th is also raised on the ascent.
 a b c d e f# g# a g f e d c b a

 I intentionally omitted it since it's so contextually dependent.
 But I suppose you could specify it anyway:


The melodic minor scale smooths out the difficult-to-sing interval of the
augmented second found in the harmonic minor scale. where the harmonic minor
is full of harmonic possibility absent in the melodic minor form. The
harmonic minor has a raised 7th degree in order to make the interval from
the leading note (7th degree) to the tonic (the 1st or 8th degree of the
scale a semitone.

This also enables a minor key to have  a regular V - I resolution. without
that raised 7th degree, the dominant 7th chord is impossible in the minor
key.

Try, for arguments sake, having a final cadence in A minor without the
raised 7th (it is g#). Without that raise 7th V-I or  E7 - a minor doesn't
exist, the chord progression would be em7 to a minor. Play ti and see what
it sounds like. E7 to a minor makes a far more satisfying close. em7 to a
minor sounds almost like ancient modal music. That is bascially why the
harmonic minor scale came into use.



 ascending:
 i: min/maj7
 ii: min7
 III: maj7+5
 IV: dom7
 V: dom7
 vi: -7
 vii: -7

 descending:
 same as natural minor.



The chords that belong with degrees of any scale are triads. 4 note chords
are chords with an extra third added on top, however by adding that fourth
note a dissonant chord is created. That extra not added to the triad makes
it a complex chord instead of a simple one. It is the triad that forms the
basis of harmony in both classical and jazz harmony. In jazz harmony as in
classical harmony, chords can eitehr be harmonically functional in that they
imply some movement from one chord to another, or they can be simply there
for colour purposes. The non-funtional chords require no resolution.

While all the notes of C maj 7th may be in the C major scale, not all of the
intervals within that chord are perfect, major or minor (which contain no
dissonances). The addition of the b in c major 7th creates dissonace from a
completely consonant C  major triad.

Another way of talking about this is to say that traids are far  more stable
than 4 note or complex chords. It is from triads that harmony is derived. 4
note chords are derived from 3 note triads.

Basically what I am trying  to say is that talking about 4 note chords makes
understanding harmony several orders more difficult than first coming to
terms with the triads from which they are derrived.

cheers,
davidf

P.S. Nothing you have said is factuallly incorrect, its just you're talking
about the basics in the most complex way you can. It really is easier to
start by understanding the underlying triads than the complex 4 note chords.
Begin with the triads built on each  degreee of the scale, then move to
understanding the iimplications of adding that fourth note.



 - Mark





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B.Mus. UBC,1986
Certificate in Internet Systems Administration, UBC, 2003


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Re: theory question

2009-07-05 Thread Grammostola Rosea

Orm Finnendahl wrote:

On Sun, 05 Jul 2009 13:49:06 +0200, Grammostola Rosea wrote
  
 
What is an -7 chord?


Is that an major chord with the 7 a half step lower? Or a minor chord?



It's a diminuished chord plus minor 7, called half diminuished 7th chord.

--
Orm

  

thanks


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Re: theory question

2009-07-05 Thread Tim McNamara


On Jul 5, 2009, at 6:49 AM, Grammostola Rosea wrote:


Mark Polesky wrote:

Harmonic minor has a raised 7 which changes all odd degrees:

i: min/maj7
ii: -7
III: maj7+5
iv: min7
V: dom7
VI: maj7
vii: dim7

As a subtle point, I would always use lower case for minor chords.

Hope this helps.
- Mark





What is an -7 chord?

Is that an major chord with the 7 a half step lower? Or a minor chord?


IIRC the ii of the harmonic minor is a minor7b5 chord.  At least in  
jazz, that is how it is usually played; a ii-V-i in the harmonic  
minor usually looks like (in C minor)


 | Dm7b5  G7b9  |  Cmin7|

(see Blue Bossa for instance).


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Re: theory question

2009-07-04 Thread Anthony W. Youngman
In message 894826.55836...@web83408.mail.sp1.yahoo.com, Mark Polesky 
markpole...@yahoo.com writes


Grammostola Rosea wrote:

I've learned when major scale:

step:
I: maj7
II:  min7
III: min7
IV: maj7
V: dominant 7
VI: min7
VII: -7

But what when it is a minor scale? For example E minor? Which type of chords
belongs to the 7 steps?


If it's natural minor than it's the same series, but starting on
the equivalent of degree 6 in the major:

i: min7
ii: -7
III: maj7
iv:  min7
v: min7
VI: maj7
VII: dom7


Harmonic minor has a raised 7 which changes all odd degrees:

i: min/maj7
ii: -7
III: maj7+5
iv: min7
V: dom7
VI: maj7
vii: dim7

I can't remember what it's called, but there's a third minor scale where 
the 7th can be raised or not. If it's going up to the tonic it's 
sharpened, and if it's going down, it's not. So in the scale of A (your 
classic minor) it goes:


a b c d e f g# a g f e d c b a

Cheers,
Wol
--
Anthony W. Youngman - anth...@thewolery.demon.co.uk



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Re: theory question

2009-07-04 Thread Mark Polesky

Anthony W. Youngman wrote:
 I can't remember what it's called, but there's a third minor
 scale where the 7th can be raised or not. If it's going up to the
 tonic it's sharpened, and if it's going down, it's not. So in the
 scale of A (your classic minor) it goes:

 a b c d e f g# a g f e d c b a

The melodic minor. Though the 6th is also raised on the ascent.
a b c d e f# g# a g f e d c b a

I intentionally omitted it since it's so contextually dependent.
But I suppose you could specify it anyway:

ascending:
i: min/maj7
ii: min7
III: maj7+5
IV: dom7
V: dom7
vi: -7
vii: -7

descending:
same as natural minor.

- Mark


  


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re: theory question

2009-07-04 Thread Gerard McConnell
Hello Grammostola,

I have a website which answers your questions about scales
and chords.  The site also includes several Java applets
which allow you to test your knowledge of intervals,
chords, and species counterpoint in 2 parts.  
The URL is http://homepage.eircom.net/~gerfmcc/mainSite.html

I hope you find it useful.
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Re: theory question

2009-07-04 Thread Grammostola Rosea

Mark Polesky wrote:

Anthony W. Youngman wrote:
  

I can't remember what it's called, but there's a third minor
scale where the 7th can be raised or not. If it's going up to the
tonic it's sharpened, and if it's going down, it's not. So in the
scale of A (your classic minor) it goes:

a b c d e f g# a g f e d c b a



The melodic minor. Though the 6th is also raised on the ascent.
a b c d e f# g# a g f e d c b a

I intentionally omitted it since it's so contextually dependent.
But I suppose you could specify it anyway:

ascending:
i: min/maj7
ii: min7
III: maj7+5
IV: dom7
V: dom7
vi: -7
vii: -7

descending:
same as natural minor.

- Mark
  

Thanks..

I'll try to write a song in Em ;)

\r


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Re: theory question

2009-07-04 Thread Hans Aberg

On 3 Jul 2009, at 23:57, Grammostola Rosea wrote:

A question about minor scales and the chords which belongs to a  
certain 'step' in the scale.


I've learned when major scale:

step:
I: maj7
II:  min7
III: min7
IV: maj7
V: dominant 7
VI: min7
VII: -7

But what when it is a minor scale? For example E minor? Which type  
of chords belongs to the 7 steps?


There are two systems in use:

The traditional, using only uppercase Roman numerals, numbering the  
scale degrees of the intended scale. Hindemith, Traditional Harmony,  
uses this system with harmonic minor, in which case for example III  
denotes an augmented triad.


Then there is the modern system which uses lower case letter for  
minor chords and upper case for major chords.


The Wiki page says the first is German and the second US, but the  
former is used in the books by Mehegan, Jazz Improvisation. So  
therefore I think the latter perhaps was developed in the US perhaps  
second half 20th century.


  Hans




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Re: theory question

2009-07-03 Thread Mark Polesky

Grammostola Rosea wrote:
 I've learned when major scale:

 step:
 I: maj7
 II:  min7
 III: min7
 IV: maj7
 V: dominant 7
 VI: min7
 VII: -7

 But what when it is a minor scale? For example E minor? Which type of chords
 belongs to the 7 steps?

If it's natural minor than it's the same series, but starting on
the equivalent of degree 6 in the major:

i: min7
ii: -7
III: maj7
iv:  min7
v: min7
VI: maj7
VII: dom7


Harmonic minor has a raised 7 which changes all odd degrees:

i: min/maj7
ii: -7
III: maj7+5
iv: min7
V: dom7
VI: maj7
vii: dim7

As a subtle point, I would always use lower case for minor chords.

Hope this helps.
- Mark


  


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