Impedance will reflect back as the square of the turns ratio.
阻抗将会按照匝比的平方反射回来。
The output voltage is easily set by two external resistors and the transformer turns ratio.
输出电压非常容易由两个外部电阻器和变压器匝数比设定。
Other output voltages are possible by adjusting the transformer turns ratio and value of Zener diode VR2.
其它输出电压是可能的，经过调整变压器匝数比齐纳二极管VR2和价值。
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