Two power amplifier output stage using PMOS and NMOS transistors by the special design.

两个功率放大器的输出级均采用PMOS和NMOS晶体管特殊设计而成。

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Compensation: This pin is the Error Amplifier output and is made available for loop compensation.

该引脚是误差放大器的输出，并提供环路补偿。

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Second, a push-pull class A amplifier output stage will have inherent rejection of power supply ripple and noise.

第二，推挽A级放大器输出阶段将拥有固有拒绝电源纹波和噪声。

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In order to fully exploit the sound potential of the HDVD 800 with any audio source, a rotary gain switch at the rear of the unit provides simple adaptation of the amplifier output to the audio input voltage.

ENGADGET: Sennheiser unveils HDVA 600 analog headphone amp, asks for $1,600

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.

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That means that not only the signal input into the amplifier is symmetrical but also the signal output and therefore the connection to the headphones.

ENGADGET: Sennheiser unveils HDVA 600 analog headphone amp, asks for $1,600