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Surf generator

Surf generator
Those of you who have ever spent a summer's day at the beach will affirm that the sun, the wind, the sand and the water can have a reposing effect (we're not talking about the bikinis here). Interestingly, the sound of surf alone is reported to evoke impressions of the ocean, so that it can be used as a perfectly healthy and non-addictive 'tranquilizer' in these hectic modern days. We do not know if the sound of waves rushing to the shore can help you feel relaxed, or fall asleep quicker. We're pretty sure, however the electronic circuit presented here provides a quite convincing imitation of the sound of ocean surf.
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