Granular Synthesis
Which devices are used for Granular Synthesis in Reason?
The Malström is the only device that is designed for Granular Synthesis. It is also possible to use the NN19 as a Granular Sampler (see below). For more information on Granular Synthesis read the Wikipedia article on Granular Synthesis.
Is it possible to create your own custom graintables for the Malström?
No it isn’t. If you want to use your own sample in a granular fashion you should follow the tutorial for doing granular effects with the NN19 sampler.
Malström Tutorial
Reasonfreaks Malström Tutorial
The Malström is a very advanced synth. It uses a cool way of sound generation which is called Graintable synthesis. This is actually an invention of Propellerhead. They have combined Granular synthesis with Wavetable synthesis. Graintable synthesis uses wavetable like sounds. Which are sampled sounds like the attack of a guitar. Then this sound is cut up in little parts which are the grains. Read more

