Please have the three-phase rectifier checked for the output wave with a dual beam synchroscope.

请用双线同步示波检查三相整流的输出波形。

CH400 transformer coulometer can be widely applied in test on production line of small manufacturer of transformer or rectifier power or in labs.

CH400变压仪系列可广泛用于各种小型变压或整流源等厂家的生产流水线试，实验室试品试验等场合。