Adding sines is the basis of additive synthesis, you are correct about the ratio, i have made a visual additive synth which is just adding alot of sinewaves (Y

Adding sines is the basis of additive synthesis, you are correct about the ratio, i have made a visual additive synth which is just adding alot of sinewaves (Y axis represent frequencies) https://www.youtube.com/watch?v=jBg3DnElfHk https://www.youtube.com/watch?v=jBg3DnElfHk