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    0-30 Vdc Stabilized Power Supply

    You are right regarding the risk, but if you work with lots of surface mount component then you will have to mount them on the copper side. Audioguru - you saved my power supply. It is indeed the Q2 2n2219. I removed it and did a simple Base-Collector, Base-Emitter junction test on diode...
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    0-30 Vdc Stabilized Power Supply

    Hello audioguru, Thank you for your time and reply. It helped me a lot understanding how those opamp works. I am into microcontrollers, never had much chance working with opamps. I learned to mount components on the non copper-side in highschool but then after many years of flipping...
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    0-30 Vdc Stabilized Power Supply

    Hi guys, Sad day last week, I shorted my 6yr old power supply yesterday by connecting a 12v cordless drill pack battery to the psu without double checking the polarity. The power supply was set to 14.5v and current is limited to 14mA, I wanted to do cell balancing the battery pack by manual...
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