Within the group, Percussion, there are many diverse musical
instruments. Some of these are tuned to specific scales or notes, while others
are not. The Marimba, a pitched
instrument, is an invention of the early twentieth century. While the marimba’s
shape resembles that of the African xylophone, the marimba possesses resonating
tubes which hang below the keys and generate a soft sonority.
Marimba
In Musical Instruments
Through the Ages (page 31, 1961, London, Penguin Books), Baines describes
the Marimba as the Central American “offspring” of the xylophone, “brought
across the Atlantic by the slave trade”. The tuning of the marimba an octave
deeper than the xylophone assists in providing the mellow tone. The marimba is
played using soft-headed beaters.
It is
interesting to note that when the wooden blocks of the xylophone were
substituted with metal ones, the xylophone became a metallophone. “Xylon” in
Greek means “wood”.
An Indonesian Metallophone
Later, the introduction of tuned
metal blocks produced the celesta.
In Week 1, I had purchased items necessary for building a Marimba, including dowel for the beaters.
In Week 2, I measured my ply wood for the requirements of the floor, sides and cradle-like supporting structure. Then I measured and cut the dowel for the beaters before fixing soft heads to the tops.
In Week 3, I carefully cut out the pieces with a brand new saw! Here are the photos showing my cut pieces.
In Week 4, I nailed
the pieces together and measured, cut and tuned the tone bars.
In Week 5, I placed
the tone bars in position and marked the sites where nails would be situated
for keeping the bars in place. I used rubber beneath the bars to encourage
better richness of sound. Then, removing the bars, I painted the nails and the
structure.
Once the paint was dry, the bars were replaced and the Marimba was ready for action.



































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