The requirement on low power and small size can be met by means of switching gyro motor, PWM amplifier, C196 MCU and PSD devices.

由于采用了开关式陀螺马达电源、PWM集成功率放大器，C196和PSD器件达到了小体积和低功耗的要求。

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A design approach for low power CMOS low noise amplifier (LNA) is presented and it is compared with the traditional LNA design method.

针对低功耗电路设计的需求，提出了一种低功耗约束下CMOS低噪声放大器的设计方法，并与传统的设计方法进行了对比。

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Linear power amplifier has low distortion and good linearity, but it has high loss and so low efficiencies.

线性功率放大器有失真小、线性好等优点，但是其损耗大，效率低。

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The TX-NR807 has seven powerful 135-watts-per-channel Onkyo WRAT (Wide Range Amplifier Technology) amplifier sections for high output and low distortion, offering a dynamic power rating of 300 watts into 3 ohms.

ENGADGET: Onkyo TX-NR807 and TX-SR707 receivers keep the updates rolling

In addition to continuing to provide the audio codec chip for the iPhone, he thinks the company also scored wins with a low power codes DSP chips for noise suppression, noise cancellation and echo cancellation, as well as an audio amplifier.

FORBES: Cirrus Logic Rallies; Barclays Bullish; Sees iPhone 5 Play