Scope of Tower Chimes
Ten Notes
From F1 to G2 with two semitones:
- F, G, A, Bb, C, D, Eb, E, F, G
- Toll hour on F, Westminster: G, C, D, E
Seventy-two Single Tone examples of these remain, and six Harmonic chimes (not large enough to play harmonic arrangements).
Twelve Notes
From E1 to G2 with two semitones. The low B is the leading tone for the F major scale:
- E, F, G, A, Bb, B, C, D, Eb, E, F, G
Seventeen Single Tone chimes exist with twelve Notes.
- One thirteen tone chime exists in Ottumwa IA (Added C#-2, the minor sixth)
- Toll hour on E, Westminster: G, C, D, E
Fourteen Notes
Rare chime from E1 to G2 with all semitones except the minor third and minor ninth tones.
- E, F, F#, G, A, Bb, B, C, C#, D, Eb, E, F, G
Three single tone and one harmonic example remains.
- Toll hour on E-1, Westminster: G, C, D, E
Sixteen Notes
Very many fully chromatic chimes from E-1 to G-2.
- E-1, F, F#, G, G#, A, Bb, B, C-2, C#, D, Eb, E, F, F#, G
- Eighty such chimes exist, eight of which are harmonically tuned.
- Toll hour on E-1, Westminster: G-2, C-2, D-2, E-2
Eighteen Notes
Mostly chromatic chimes from F-1 to C-3 missing F#-1 and B-2.
- Twenty-one single tone and one (Moberly) harmonic.
- Toll hour on F-1, Westminster: C-2, F-2, G-2, A-2
Twenty Notes
Completely chromatic from D-1 to A-2.
- Twenty seven single tones and one (Newark) harmonic chimes remain.
- Toll hour on D-1, Westminster: A-1, D-2, E-2, F#-2
Twenty-five Notes
Completely chromatic from C-1 to C-3.
- Sixteen single tone and seven harmonic chimes exist.
- Toll hour on C-1, Westminster: G-1, C-2, D-2, E-2
Thirty Notes
Completely chromatic from C-1 to F-3.
- Des Moines IA has a Chime Master automation
- Toll hour on C-1, Westminster: G-1, C-2, D-2, E-2
Thirty-two Notes
Completely chromatic from C-1 to G-3.
- All installations have harmonically tuned chimes
- three installations use double or treble sets for extra volume
- Toll hour on C-1, Westminster: G-1, C-2, D-2, E-2