North Bucks bell ringing archive

North Bucks Branch Archive Project

North Bucks Bells

History and Archive

Bletchley, St Mary

Tower:
Bell:

Diameter: 27½"	Cast by: Abraham Rudhall 1 in 1717
1	Documented weight: 4 - 2 - 21 (Dove)
Nominal: Exactly F (based on analysis by Wavanal)	Documented note: F (Dove)

Inscriptions

Process Inscription



GOD PRESERVE THE CHURCH A#R 1717

Trapezoids of bell shapes:

Actual tuning of partials	Variation from Simpson tuning
Analysis of partial tones based on analysis by Wavanal:
Hum: 356Hz, which is Sharp of F by 7 cents																						Should be: 349 Hz
Prime: 640Hz, which is Sharp of D#/Eb by 18 cents																						Should be: 698 Hz
Tierce: 820Hz, which is Flat of G#/Ab by 11 cents																						Should be: 824 Hz
Quint: 1106Hz, which is Flat of C#/Db by 3 cents																						Should be: 1047 Hz
Nominal: 1397Hz, which is Exactly F																						Should be: 1397 Hz
Upper Third: 1718Hz, which is Flat of A by 42 cents																						Should be: 1760 Hz
Upper Quint: 2089Hz, which is Flat of C by 4 cents																						Should be: 2081 Hz
Upper Octave: 2862Hz, which is Sharp of F by 68 cents																						Should be: 2780 Hz