# AMY JavaScript REPL

Write JavaScript using `amy_send()` to control AMY synthesis in your browser. Back to examples

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Quick reference: `amy_send({osc: 0, wave: AMY.SINE, freq: 440, vel: 1})` — See the JS API docs and parameter reference.
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// Play a sine wave amy_send({osc: 0, wave: AMY.SINE, freq: 440, vel: 1})

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