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WESTERN AUSTRALIAN PIPE ORGANS

JSR Mirrabooka

JSR Mirrabooka

JSR Mirrabooka

JSR Mirrabooka


Name of institution John Septimus Roe Anglican Community School
Type of institution School
Street Address Mirrabooka Avenue
City Mirrabooka
State Western Australia
Postcode 6061
Country Australia
Name of building Performing Arts Centre
Name of room Auditorium
Dates of the building
Architect’s and builder’s names
Special architectural features
Special fittings
Other location information
Name of contact
Mailing Address
Telephone
Email
Other contact information
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Date of previous organs 2003
Detail of previous organs Five rank continuo organ by Pipe Organs WA
Dates when key work has been undertaken
Dates of any moves that have taken place
Variations from original design of organ
Information on previous organs Organ still in use in the Performing Arts Centre
Information about comparable instruments to previous organs Refer to Pipe Organs WA entries.
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Present organ
Type of installation Free standing, castor mounted for mobility
Case description Two flats and three towers, fine pipeshades, carved school crest, embossed centre pipe
Placement in room Stage
Builder's name Pipe Organs WA Pty Ltd
Opus number Opus 5
Date of completion/installation 2005
Construction materials The timber used is a beautiful assortment of fine wood:  Tasmanian Oak for the frames, Silky Oak veneer panelling with school colour (garnet) edging, solid Silky Oak drawstop jambs and pipe shade carvings, Tasmanian Oak with Ebony inlays in keyboard cheeks
Number of manuals Two (2)
Key compasses CC - c
Number of keys 49 notes
Key material Ebony natural, Indian Rosewood sharps
Pedal compass
Number of pedals
Pedalboard type
Pedalboard material European Beech naturals, Indian Rosewood sharps
Type of chests
Type of key action Mechanical, suspended, Swell floating rollerboard
Type of stop action Mechanical
Couplers SW-GT, GT-PED, SW-PED
Tremulants Swell
Accessories   
Console type Integrated, drawstop
Stop label material
Placement
General design All access panels are lockable.  There is rear Swell access for tuning the Oboe and a central walkboard, 300mm wide mounted 1800mm high in the organ case for servicing the organ.  There are double pallets to all pedals and lowest octave of manuals, all pallets 250mm long.  The depth of key travel is 8mm on manuals, 18mm on pedals.
Playing aids Balance swell pedal
Divisions    Great, Swell, Pedal
Wind pressures Air Pressure:
Manuals - w/g 72mm
Pedal - w/g 80mm
Stop list
GREAT
Open Flute 8' Mahogony
inverted mouths
58 pipes
Principal  4' Display pipes 75% tin 58 pipes
Rohrflute 4' Plain metal and spotted metal 58 pipes
Principal  2' Mahogany 58 pipes
Quint 2 2/3' Plain metal 58 pipes
Mixture 19, 22, 26 III Plain metal 174 pipes
SWELL
Stopped Diapason 8' Mahogany 58 pipes
Conical Flute 4' Mahogony
inverted mouths
58 pipes
Blockflute 2' 37 pipes Mahogany
21 Plain metal
58 pipes
Nazard 2 2/3' Plain metal 58 pipes
Tierce 1 3/5' Plain metal 58 pipes
Cymbal 26, 29 II Plain metal 116 pipes
Oboe 8' Zinc bass, spotted metal resonators 58 pipes
Tremulant
PEDAL
Bourdon 16' Douglas Fir
Open Flute 8' Spotted metal
bass zinc extensions
inverted languid
Rohr flute 4' Mahogany
Basson 16' Metal resonators
Total number of stops Seventeen (17)
Total number of ranks Twenty (20)
Total number of pipes
Dates when key work has been undertaken on current organ Pedal reed added 2007 Pipe Organs WA
Dates of any moves that have taken place to current organ
Information on current organ A = 440Hz
Metal frame 3600 high, 2500 wide, 1900 deep set on castor wheels.
4 Schwimmer bellows
Comparable instruments to current organ
Current status
Assessment of organ
Other organs by this builder
Photographs Photographs of organ from Pipe Organs WA
Technical documents 
General documents
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Supporting information Information on organ from Pipe Organs WA
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Document control This entry D B Duncan 26 November 2008.
Update from Jangoo Chapkhana 02 December 2008



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