Analogue transmitter pose severe linearity requirements on the sources used to drive them. So modulator linearization techniques have great importance.

模拟光发射机对驱动源的线性化提出严格要求，因此调制器的线性化技术有着重要的意义。

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Use of a single bit DAC in the modulator guarantees excellent linearity and dc accuracy.

在调制器中使用单比特dac可保证出色的线性度和直流精度。

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