新型的FET输入管放大器(如ad820系列放大器)，在设计上做了改善，对于额定电源电压范围之内的信号，能够防止输出电压相位反转。
New FET-input amplifiers, like the AD820 family of amplifiers, incorporate design improvements that prevent output voltage phase reversal for signals within the rated supply voltage range.
检查电源电压是否与额定电压相符，不能在超过或低于额定电压10%的电源上使用。
Whether or not check the supply voltage and rated voltage line can not be above or below 10% of rated voltage on the use of power.
在额定控制电源电压低于35%时，欠电压脱扣器应防止断路器合闸。
At rated control supply voltage less than 35% under-voltage should prevent breaker from closing.
电源电压应控制在不大于或小于额定电压的5%范围内，如果电压过高或过低都会损坏电机。
Supply voltage should be controlled at not more than or less than 5% of rated voltage range, if the voltage too high or too low will damage motor.
打开电源前确保供电电源电压与额定电压相符。
Before switching on, make sure that supply voltage is consistent with rated voltage.
在额定控制电源电压的35%～70%时，欠电压脱扣器应可靠使断路器脱扣；
Under the voltage of 35% ~ 70% of the rated voltage, the under-voltage release should make the breaker trip correctly.
电源性质的符号，应紧靠所标示的额定电压值。
The symbol for nature of supply shall be placed next to the marking for rated voltage.
在额定控制电源电压低于35%时，欠电压脱扣器应防止断路器合闸。
In case of the operation voltage less than 35% of the rated voltage, the under-voltage should prevent the breaker from closing.
若考虑伺服放大器效率及电源功率等因素，伺服放大器电源电压应取额定输出电流所对应的伺服放大器输出电压的3倍左右为宜。
If the efficiency of servo amplifier is considered, it is practicable that the power supply voltage is about 3 times as large as the servo amplifier output voltage corresponding to rated current.
电源电压应控制在不大于或小于额定电压的5%范围内，如果电压过高或过低都会损坏电机。
Supply voltage should be controlled at not greater than or less than the rated voltage range of 5%, if the voltage too high or too low will damage motor.
传统的可调整线性电源在输出电压低时，电源的大部分额定功率耗费在电源内部，变换效率很低，而且体积庞大笨重。
At low output voltage, the majority of the rated power of traditional adjustable linear power supply is wasted in the internal power supply and the conversion efficiency is low with huge volume.
不要使用高于额定工作电压的电源，使用高于本产品额定电源可能会引起火灾或系统损毁。
Do not supply power voltage higher than the rating voltage, which may cause fire or systematic damage.
在额定输入电压，最大负载和额定负载条件下，电源的效率大于65%。
The power supply efficiency shall be greater than65% under rated input voltage. It will be measured at the typical load and maximum load.
电源电压应保持稳定，其波动值不超过额定电压的15％。
The voltage should stable and amplitude should not over 15% of rated voltage.
该功率放大器能够在2.5V—5.5 V的电源电压工作，且能为4 ？负载提供2w的额定输出功率。
This power amplifier can work with 2.5v-5.5v supply, and provide 2w rated output-power with 4? Audio-Load.
该功率放大器能够在2.5V—5.5 V的电源电压工作，且能为4 ？负载提供2w的额定输出功率。
This power amplifier can work with 2.5v-5.5v supply, and provide 2w rated output-power with 4? Audio-Load.
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