The dynamic range and total harmonic distortion of digital recording system are different from analog recording system.
数字录放音系统的动态范围和总谐波失真与模拟录放音系统相比是有差别的。
In this paper, the meanings of dynamic range and total harmonic distortion of digital recording system and their measurement principles are discussed.
本文讨论了数字录放音系统的动态范围和总谐波失真的意义及其测量原理。
A process which is coupled to the narrow band of brain temperature could allow all normal human brains to be affected by a sub-harmonic whose frequency range at about 10 Hz would only vary by 0.1 Hz.
与大脑温度的狭窄范围相对应的一种过程可能使得正凡人脑遭到一种频次范围在大约10赫兹并且只在0.1赫兹范围内变化的次谐波的影响。
It can achieve a fixed output of DC voltage in the universal input range of ac 80 ~ 265 V. It owns the advantages of high efficiency, low total harmonic distortion, PF near to 1.
该方案能在80 ~ 265V宽输入电压范围内得到稳定直流电压输出，具有效率高、总谐波畸变率低、功率因数接近为1等特点。
Combination of stimulated Raman scattering properties of gas and solid laser harmonic technology greatly expands the covering range of the wavelength.
将气体的受激拉曼散射特性以及固体激光谐波技术相结合，大大扩展了波长的覆盖范围。
Photon energies of the whole range were calibrated using the second harmonic for high energies and the fermi edge of gold for low energies.
利用纯金样品的二次谐波和费米边分别对高能和低能部分的入射光子能量进行了标定，并给出了系统的能量分辨率。
The result shows that it has the characteristic of high-stabilization , wide-regulation-range and it also could restrain the distortion of high order harmonic.
该稳压电源电路简单可靠、稳压性能好，对由高次谐波产生的纹波亦有很好的抑制作用。
The harmonic components are merely shifted into the higher frequency range and are automatically filtered due to inductances in the ac system.
谐波成分只是转移到更高的频 率范围，并且由于电感的交流系统自动地过滤。
The results show that the wave pattern of pulse current determines on the frequency range of harmonic wave and the distribution of energy of pulse current among the frequency range.
结果表明脉冲电流的波形关系到谐波的频域及能量在其频域上的分布。
The results show that the wave pattern of pulse current determines on the frequency range of harmonic wave and the distribution of energy of pulse current among the frequency range.
结果表明脉冲电流的波形关系到谐波的频域及能量在其频域上的分布。
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