share. 8 8. comments. Let's look at two seemingly unrelated chords, C7 … This also reinforces the downward movement of the thirds and sevenths of the chords in the progression (in this case, F/C to F/B to E/B). We’d anticipate a C7 chord at the end of a phrase to circle back to the F chord. And not just for jazz players either. In this case it starts out with a scale run that could just as easily have been from the normal F major scale, but then via an A major triad (in 2nd inversion) turns into a C7(13b9). It makes use of an interesting harmonic phenomenon. (Courtesy of Wikipedia), , Flat-Five Substitution (Guitar Lesson World), The Tritone, Substitution, Cycle 4 (ibreathemusic.com), Using Tritone Substitution (Jazz Guitar ONLINE). For example : playing Db7 over G7. A cautionary note is necessary here. The reason these dominant seventh chords may be substituted for each other is they have the same pitches as their third and seventh, albeit reversed. You don't have to think about all of this when you substitute dominant 7 chords, just move your root a tritone away and you're good to go! This song is in the key of F major and the dominant seventh chord of F major is C7. var dt = new Date(); Chord Progressions Tablature Jazz guitar, gears, technics, partitions…. The first example below shows how a tritone substitution can be used to create a chromatic descending bass line in the jazz progression. We’d anticipate a C7 … For example, Db7 would be the tritone substitution for G7. The Theory Of A Tritone Substitution. Chord substitution doesn’t have to be difficult if you just think in small intervals. out+=" "; This type of substitution is known as a tritone substitution." (Excerpt from Chord Progressions For Songwriters), Substitute Progression (Descending Bass Line), Substitute Progression (Our Day Will Come). The box below shows a listing of tritone substitutions. To find it’s tritone substitution you’d simply count up 6 half steps from there. Chord substitution doesn’t have to be difficult if you just think in small intervals. Tritone substitution explained to babies? I deal with the tritone sub more extensively in several previous articles. (Db7 is … ( Log Out /  var m3 = ""; var out = " "; But below it, the author (Eric Roche) Says "The IV7 chord (F7) is in fact a substitute for the B7 chord and could resolve to the Eminor (iii) chord also. out+=msg.substring(-seed,msg.length); Alternative #4 – bVII-I. "Tritone Bridge" is a term used to describe using tritone substitutions throughout the bridge of a rhythm tune. Sorry, your blog cannot share posts by email. The thing that really turned me on to tritone subs was a tune I heard on the radio over 30 years ago - "Lo Joe" by George Coleman. In the case of C7… var c = 1; New comments cannot be posted and votes cannot be cast. The only difference is C, which is the sharp eleventh of the Gb7 chord. var cmd="scrollit_r2l(" + seed + ")"; So the harmony was one tritone sub after another. The tune "Lo Jo" by George Coleman uses a tritone bridge. A dominant 7th type hchord can be substituted by the dominant 7th chord whose root is an interval of an augmented 4th/diminished 5th (6 semitones, or 3 whole tones, hence the name 'tritone substitution') away from the root of the original chord. Do things in the right order and you stand a lot better chance of understanding it. A tritone equals six half steps or three whole steps, and if we move up (or down) this exact distance from the dominant root tone, we get to the note that we want to use as the substitution of the original root tone (like Gb below a C7 chord or Db below a G7). 5 5. seed--; Note that the interval between the third and seventh of a dominant seventh chord is itself a tritone. In practice you can use the Tritone Substitution principle on any dominant 7th chord. When we talk about Tritone Substitution we’re talking about swapping out one of the chords in your progression. In jazz music, a tritone substitution is the use in a chord progression of a dominant seventh chord (major/minor seventh chord) that is three steps (a tritone) away from the original dominant seventh chord. Here is a line based on the D dorian and Db Mixolydian (tritone sub of G Mixolydian) scales. } In other words, tritone substitution involves replacing V with ♭II (which could also be called ♭V /V, subV , or V /♭V ). Change ), You are commenting using your Twitter account. G7, A7, C7, etc. The tritone substitution of D7, therefore, is Ab7. Post was not sent - check your email addresses! ( Log Out /  Tritone substitutions are a common technique in jazz and were first used by musicians such as Duke Ellington, Art Tatum, Coleman Hawkins, Roy Eldridge and Benny Goodman. now imagine I'm a baby listening to coltrane. Then, using an inversion and another tritone substitution, the progression is further transformed into a chromatic descending bass line progression. The reason that this substitution works is that dominant 7 chords with a bass note a tritone … Don’t forget to use your The Gb7#11 is a tritone substitution of C7. The tritone substitution concept is similar to the augmented sixth concept in classical harmony. Tritone Substitution of Dominant 7th Chords . This progression occurs repeatedly in Killer Joe and in tune like Yardbird Suite. Tritone Substitution of Dominant 7th Chords . Change ), You are commenting using your Google account. if (-seed < msg.length) { Here’s an example: Instead of G7 and Db7 above, try playing the lick over Dmi7 and G7b9 and see what you get. tritone substitution of C7. I noticed the bass line was just rhythm changes, but the chords were just moving chromatically. A dominant 7th type hchord can be substituted by the dominant 7th chord whose root is an interval of an augmented 4th/diminished 5th (6 semitones, or 3 whole tones, hence the name 'tritone substitution') away from the root of the original chord. Posted by. } Example 5: Bb7-C7. Click to share on Reddit (Opens in new window), Click to share on Facebook (Opens in new window), Click to share on Twitter (Opens in new window), Click to share on Pinterest (Opens in new window), Click to share on Tumblr (Opens in new window), Click to share on WhatsApp (Opens in new window), Click to email this to a friend (Opens in new window). else { When we talk about Tritone Substitution we’re talking about swapping out one of the chords in your progression. // -->,