Prestant Dutch
Principaal Dutch
Principal English
Principale Italian
Prinzipal German
Diapason English
Open Diapason English
Montre French
Flautado Spanish
Flautado Principal Spanish
Devanture French
Dulceon Czech
Frontispicium Latin
Fundamentalis Latin?
Jeu en Montre French
Monster French
Mostra French
Parade French?
Tenori Italian
Regula Latin
Primaria Regula Latin
Regula Primaria Latin

This entry is still under construction. The next time you visit, check the Revision History to see what's been added.

The quintessential tone of the pipe organ.

Compare with Flautada.

Construction

Open cylindrical metal, or open rectangular wood. The illustration is Audsley's.

Variants

'Cello Diapason
Diapason Magna
Diapason Phonon
Diapason Sonora
Diaphonic Diapason
Diskant Prinzipal
Double Diapason
Early English Diapason
English Diapason
Fifteenth
Groben Principal
Italian Principal
Magnaton
Major Principal
Octave
Prinzipalbass
Prinzipaldiskant
Quint Diapason
Salicional Diapason
Schönprinzipal
Small Open Diapason
Solo Diapason
Solo Prinzipal-Flöte
Unterchormassbass
Wood Diapason

Examples

Every pipe organ worthy of the name contains at least one. No examples are known of the names Devanture, Frontispicium, Fundamentalis, Jeu en Montre, Monster, Mostra, Parade, Tenori, Regula, Primaria Regula, or Regula Primaria.

Pictures

Audsley2 II.442, 446;

Sound Clips

See the Sound Files appendix for general information.

Manual Diapasons
Principal 8', Hauptwerk Reinhardtsgrimma, Sachsen, Germany Silbermann, 1731 arpeggio St. Anne
Montre 8', Grand Orgue St. Bernhard, Mainz, Germany Cavaillé-Coll, 1872-1892 arpeggio St. Anne
Open Diapason small 8', Great St. Anne's Church, Moseley, Birmingham, England Lewis, 1875 arpeggio St. Anne
Open Diapason large 8', Great St. Anne's Church, Moseley, Birmingham, England Brindley & Foster 1907 arpeggio St. Anne
First Diapason 8', Great Kellogg Auditorium, Battle Creek, Michigan, USA Aeolian-Skinner, 1933 St. Anne
Second Diapason 8', Great Kellogg Auditorium, Battle Creek, Michigan, USA Aeolian-Skinner, 1933 St. Anne
Third Diapason 8', Great Kellogg Auditorium, Battle Creek, Michigan, USA Aeolian-Skinner, 1933 St. Anne
Diapason 16', Great Kellogg Auditorium, Battle Creek, Michigan, USA Aeolian-Skinner, 1933 St. Anne (8va)
Diapason 8', Swell Kellogg Auditorium, Battle Creek, Michigan, USA Aeolian-Skinner, 1933 St. Anne
Principal 8', Great First Baptist Church, Riverside, California, USA Schantz, 1966 arpeggio St. Anne
Pedal Diapasons
Open Diapason 16', Pedal St. Anne's Church, Moseley, Birmingham, England Brindley & Foster 1907 arpeggio
Diapason 16', Pedal Kellogg Auditorium, Battle Creek, Michigan, USA Aeolian-Skinner, 1933 arpeggio
Principal 16', Pedal First Baptist Church, Riverside, California, USA Schantz, 1966 arpeggio

Bibliography

Adlung[1]: §136 Diapason, §148 Frontispicium, §149 Fundamentalis, §167 Montre, §177 Prästant, §184 Regula Primaria. Audsley[1]: Diapason; Montre; Open Diapason; Principal; Regula Primaria. Audsley[2]: I.XIII Baxoncillo, Diapason, Montre, Open Diapason, Principal, Regula Primaria; II.XXXVI Principals. Bedos[1]: § 1268-1270. Bonavia-Hunt[1]: Diapason; Principal. Douglass[1]: 72, 74-77, 83-85, 88-89, 91-92, 96, 101, 109, 113. Grove[1]: Diapason; Flautado; Montre; Principal; Tenori. Hopkins & Rimbault[1]: § 570-571, 573-575, 597, 815. Irwin[1]: Diapason; Montre; Principal. Locher[1]: Diapason; Montre; Octave; Principal. Maclean[1]: Diapason; Montre; Principal. Skinner[1]: 24-26; XII Diapason, Principal. Strony[1]: Diapason; Open Diapason. Sumner[1]: Diapason; Montre; Prinzipal; Regula. Wedgwood[1]: Bajoncillo; Diapason; Flautado; Flautado Principal; Frontispicium; Fundamentalis; Montre; Primaria Regula; Principal; Regula. Williams[1]: Glossary: Diapason; Flautado; Montre; Prinzipal; Spitzflöte; Tenori.
 
Original site compiled by Edward L. Stauff. For educational use only.
OpenDiapason.html - Last updated 17 May 2008.
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