Are you reading a Berklee harmony book?
Gama
http://www.dreamtracks.com/
On 5/22/04 9:19 AM, in article
62db7324.0405220519.10594fca@[EMAIL PROTECTED]
"Filipo"
<fooltergeist@[EMAIL PROTECTED]
> wrote:
> I am practicing a series of chord progression cadence drills taken
> from a popular jazz harmony book. Unfortunately, the author assumes
> that I know what the drills are for and I am at a loss understanding
> when I am supposed to use which chord progression formula for a given
> tune, and how the drills interact with each other. I would appreciate
> some enlightenment on the subject. Here are the chord progression
> drills:
>
> 1. IIm7 V9 IM7 IIm7
>
> 2. IIm9 V13 IM9 IIm9
>
> 3. IIm7 V7 I IIm7
>
> 4. IIm7 V7 Im7 IIm7
>
> 5. I7 IV7 I7
>
> 6. IM7 IVM7 IM7
>
> Then the author gives the following instructions:
>
> 1. If the roots are a half step or whole step apart, remain in the
> same voicing (from starting off 3rd to starting off 7th, or vice
> versa?);
> 2. If the roots are a fourth or fifth apart, switch voicings;
> 3. If the roots are a third or sixth apart, switching is optional.
>
> Again, to the jazz elite, these are elementary rules to be taken for
> granted, but to the rest of us, we need further elucidation.
> Specifically, I'm not sure what I'm supposed to be switching from and
> what I'm supposed to be switching to. Is the author talking about the
> distances between individual roots within each progression, or is he
> talking about root distances from the starting root of the 1st chord
> of one progression to the starting root of the 1st chord of another
> progression? It would be nice if someone could illustrate this
> principle using the foregoing progressions and a standard like "Autumn
> Leaves". And are all these progressions to be used together
> interchangeably in the same song, or are we just supposed to pick one
> or two at a time for any given tune?
>
> I've tried looking for answers in books like "Edly's Music Theory", or
> Dobbins' "Jazz Harmony", but again, the authors assume you have gone
> through kindergarten and don't bother to explain simple concepts like
> voice leading in any significant detail. The idea is to play a melody
> as the topmost right hand note and use the progressions as open
> voicing accompaniment.
>
> Again, my sincerest appreciation for your valued guidance and
> instruction.
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