加法合成的优点在于，它可以重现一个非合成声音中的各个泛音的频率与振幅（是它们令整个声音显得丰富而生动）的各种细微变化。

• Additive synthesis has the advantage that the many micro-variations in the frequency and amplitude of individual partials, that make natural sounds so rich and lively, can be recreated.