Find out information about ciliate. phylum in the kingdom Protista Protista or Protoctista , in the five-kingdom system of classification, a kingdom comprising a variety of unicellular and... Explanation of ciliate
Sadly, the early history of Western free reed instruments is somewhat cloudy, but if we are defining the harmonica as a mouth-blown free reed instrument where the notes of the scale are selected by the player's mouth, rather than fingers, the usual answer to this question is that it was invented by sixteen year old Christian Buschmann in 1821.
(April 2016) A tremolo harmonica. Tremolo harmonicas are a type of harmonica, distinct by having two reeds per note. In a tremolo harmonica the two reeds are tuned slightly off a reference pitch, one slightly sharp and the other slightly flat. This gives a unique wavering or warbling sound created by the two reeds being not exactly in tune with each other and difference in their subsequent waveforms acting against one another. The degree of beating can be varied depending on the desired effect. Instruments where the beating is f