数控电源，可以恒定输出0~5V的电压，0.1V的步进增加和减少，有时间显示功能，可以测出环境温度和功耗管的温度，有正弦波电压和三角波电压输出。可以测出输入电流，量程5V-NC power supply, can be a constant 0 ~ 5V output voltage, 0.1V step increases and decreases, the time display, you can measure ambient temperature and power control the temperature, the voltage sine wave and triangular wave voltage output. Input current can be measured, range 5V