Constellation Center
Cambridge, Massachusetts
Opus 50
under contract

 
Hauptwerk
 
16'
Principal
 
8'
Octav
 
8' 
Spillflött
 
8' 
Quintathen
 
8'
Violdigamba
 
4' 
Octav
 
4'
Spillflött
 
4'
Vargara
 
3'
Quinta
 
2'
Octav
 
IV 
Cornett (c')
 
VIII
Mixtur
 
16' 
Fagott
 
8'
Trompet
 
 
Oberwerk
 
16'
Quintathen
   
8' 
Principal
 
8'
Unda Maris (go)
 
8' 
Hollflött
 
4'
Praestant
 
4'
Gemshorn
 
2 2/3'
Nassat
 
2' 
Octav
 
2' 
Waldflött
 
1 3/5'
Tertia
 
1 1/3'
Quinta
 
1'
Süfflött
 
V
Scharff
 
8'
Trompet
 
8'
Vox Humana
 
 
Brustwerk
 
8'
Gedackt
 
4' 
Principal
 
4' 
Rohrflött
 
3'
Naßat
 
2'
Octav
 
II
Sexquintaltra
 
III
Mixtur
 
8'
Chalumeau
 
 
Pedal
 
32' 
Untersatz
 
16'
Principal 
 
16'
Violon
 
16'
Subbaß
 
8'
Octav
 
8'
Violon
 
4'
Octav
 
VII
Mixtur
 
32'
Posaune
 
16'
Posaune
 
8'
Trompet 
 
4'
Clarin
 
Total stops: 49   
Total pipes:  3028
Couplers:
Hauptwerk / Pedal (Windcoppel)
Oberwerk / Hauptwerk  (Shove)
Brustwerk / Hauptwerk  (Shove)
Two Ventils
Tremulant to manual windchests  
Key action after Hildebrandt 
Stop Action after Hildebrandt 
Windchests of solid wood in style of Hildebrandt with leather pull-down wire purses
Pedal windchests located behind manual windchests as in Hofkirche, Dresden 
Wind System comprising six wedge bellows for foot pumping or blower winding
Pedal winding separated from manual winding 
Pitch: Chorton, a' = 464 Hz. 
Temperament:  Unequal, after Neidhardt 
Metal pipes cast on cloth, scraped/planed to thickness
Metal alloys of "tin" or common metal "cm" after Hildebrandt
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