If the filamenttransformer has a center tap, don't use it.
如果变压器灯丝绕组有抽头,请不要使用它。
2
If the filamenttransformer has a center tap, don 't use it.
如果变压器灯丝绕组有抽头,请不要使用它。
3
The heater is composed of a housing, a heating filament arranged in the housing, and a switch, a transformer and a power plug sequentially connected with the heating filament.