« I heard the voice of the pipes »: Christoph Ulmer, who produces church organs (video)
Alloy of 60% zinc and 40% lead. This is the formula by which Christoph Ulmer makes his pipes for the church bodies. He has a small factory for their production in Freiberg-Im, north of Stuttgart.
« It is remarkable to be able to make a musical instrument of zinc and lead, and the most remarkable thing is that then the metal plays so nice, » says Christoph. According to UNESCO, skills such as its cultural heritage.
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« As an apprentice, I stood by the boiler one day to help the master. It was then that I heard the voice of the pipes upstairs and told myself that it would be great to master all the steps of making. »
The company has been producing pipes for church bodies since 1954. He went to work there in the 1980s because he loved music and working with metal. Today, Christoph has 18 employees.
Once the metal sheet is poured, placed in a planing machine that gives it the appropriate thickness. Each sheet will go through it three times. It is then spread with a protective coating. Perfect precision is required to shape and solder the parts.
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Finally, the opening of the pipe is cut. This is what determines the tone of the sound while the length of the pipe sets its height. Only the according of the pipe remains, and this is a tiring job.
« The nuance is like » splitting the hair in two. «
