Power supply

2018-09-19View Original

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I would like to ask: what is the principle behind it functioning both with a DC voltage of 20–30 volts and an AC voltage of 100–240 volts? Why can the same interface be used for both communication and DC transmission? Thank you

Reply #22018-09-20

Could you please tell me what kind of device it is and what circuit it uses? Can you explain it clearly? Is there a rectifying device inside the equipment?

Reply #32018-09-21

For example, things like instrument transmitters and such

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Power supply

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