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Neat chip. I've seen circuits made with an LM431.
How do you remove paper from PCB before eatching?
Keep it dipped in water for 15 mins and gently rub it with your fingers.
@@soumyaranjanmaharana2538 no I think he use other solution than water
For a long time, videos are rarely uploaded on the English channel 😔
Trust me i use water for this and it works just fine.
Neat chip. I've seen circuits made with an LM431.
How do you remove paper from PCB before eatching?
Keep it dipped in water for 15 mins and gently rub it with your fingers.
@@soumyaranjanmaharana2538 no I think he use other solution than water
For a long time, videos are rarely uploaded on the English channel 😔
Trust me i use water for this and it works just fine.