pd44. The samphold~ object in Pure Data

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The samphold~ object samples the left inlet audio signal whenever the control signal on right inlet is decreasing.

A toggle switch, operating at 10 ms, forces sampling whenever it is undergoing 1->0 transition, and the sampled audio will go to the left channel.

The audio signal is a sinusoidal at 5-Hz, too low to be heard by humans. The audio objects throw~ and catch~ are used so are our connections are cleaner. The thrown audio forms the right channel.

The audio waveform shows the effect of the samphold~:

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