小学教学电源为线性可调式直流稳压电源。实现了无级调压，使用范围广，用电压表直接显示输出电压，方便直观。
J106 Teaching Primary Power
It is used for the linear power adjustable DC power supply. Has no class regulator, the use of a wide range of voltage with a direct table shows that the output voltage to facilitate intuitive.
J106 Teaching Primary Power
It is used for the linear power adjustable DC power supply. Has no class regulator, the use of a wide range of voltage with a direct table shows that the output voltage to facilitate intuitive.
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