A design method of using GAL to make a constant current source is introduced, proving a new method of current stabilization by means of driving regulated transformer by a controlling device.
主要介绍以可编程门阵列器件构成恒流源核心控制电路的设计思路，通过机电自控装置驱动可调变压器实现新的稳流方法，实验证明这一方法是可行的。
Cascade JFET constant current device is of very high dynamic impedance.
串级JFET恒流器件具有非常高的动态阻抗。
The charging technique with L-C constant-current converter is adopted, and the repeated charging and discharging process of the device is controlled by voltage feedback.
研制了一种检测氧化锌避雷器阀片的重复频率充放电装置，采用L C恒流充电技术，通过电压反馈法控制充放电运行过程。
It can be seen from the formula: for a certain Hall device, the magnetic field B0 can be indirectly measured through measuring the Hall device if only the passing current I is constant.
从公式中可以看出，对于一定的霍尔器件，只要通过的电流i恒定不变，便可以通过霍尔器件的测量而间接测定磁场B0。
An automatic constant current control device for large current discharge of storage battery was introduced.
本文介绍了一种蓄电池大电流放电自动控制装置。
An automatic constant current control device for large current discharge of storage battery was introduced.
本文介绍了一种蓄电池大电流放电自动控制装置。
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