myron
Q: Hi, It's the 2nd item I buy, and have the same problem. I finish the kit and it works fine. If I short-circuit the output, instantly, stops working (has a permanent output). I change all power tranzistors and TL081 IC's. The kit starts working again, but led is flashing permanently and the 2 potentiometers switch their functions: Current potentiometer now adjusts voltage and vice versa! Can you possibly Mehr zeigen
gefragt von myron auf 2021-06-21 04:13:13
The seller Dear friend, you can send related videos to customer service for processing.
2021-06-24 20:44:42 Hilfreich (0)Q: Is it compatible with Intel lga 775 motherboard?
gefragt von myron auf 2019-05-14 16:20:51We sincerely invite you to subscribe to the Invite Answer email!
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Quetiano Firstly, make sure that your soldering iron is heated up...properly...you need at least 350 degrees celcius for thin wires to solder, and make sure the tip is clean, there must be no black coating or... Mehr zeigen
2021-07-07 10:12:08 Hilfreich (2)