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Mamert Hock Organ
in Konfeld / Saar
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This instrument was built by Messrs. Mamert Hock Saarlouis, founded in 1833, at the beginning of the 20th Century in 1904, with 15 resounding registers on two manual and one pedal keyboards. As windchest system, according to what was the standard at the time, the organ features conical windchests with pneumatic tract.
The instrument stands in the centre of the organ balcony, with the keyboard table now standing separately on the left side of the balcony and turned by 90°. Thin lead tubes with a diameter of 8 mm connect the keyboard table to the actual organ. The wind pressure within the entire instrument has been set to a uniform 100 mm WS/water column (about 0.1 atmosphere above atmospheric pressure).
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The frame is worked in solid oak and varnished in a medium brown colour. The wind section consists of a double fold bellows in the subframe of the organ which takes up the entire organ width and is operated through a blower unit with 1400 rpm and a consumption of 14 m_/min. The windchests lie parallel to the organ front, front to rear: main section, side section and pedal section.
The restoration of the organ comprised the following tasks:
1. general cleaning
2. exchanging the membranes
including the register membranes
3. reworking the bellows
4. exchanging the blower unit /
restoring the bellows
5. worm treatment of the entire organ
6. general overhaul of the keyboard table
7. reconstruction of the
transverse flute 2’ to 4’
8. replacing nylon tubes with lead tubes
9. reconstruction of aeoline 4’ - 3’
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The tasks were carried out between April 20, 1998 and July 31, 1998.
Organ-building master Eckhard Pietsch supervised the tasks, assisted by organ builders Sven Harek and Günter Hirtz.
The major tasks were carried out in the church, in particular the windchests and wooden pipes as well as the bellows system never left the church. The keyboard table was overhauled in the Heusweiler workshop.
All leather and wear parts were exchanged, the wood was checked for loose joints and glued, where necessary. Some faulty sections were exchanged for reasons of stability. The entire pipe section was very carefully restored, eliminating any faulty points in the process. Particular emphasis was placed on the maintenance of the smooth sound typical for Hock, the pipes to be restored were designed according to the existing scales and harmonized with the existing spectrum of tones.
At this point, we still have about eight instruments manufactured by Messrs. Hock in the Saarland area, among which we are proud to say the instrument we restored with its romantic sound and the elaborate 8’ stops with the different strings is a real treasure.
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