In this video we look at building two different Bench Power Supplies. One will be variable 0V-24V 0A-10A Using two ATX Power Supplies. The other will be a symmetrical variable -40 / 0V / +40V or 0v-80V 0A-4.5A using some parts from a scrap amplifier.
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Chapters
00:00:00 Other PCBWay Projects - update
00:06:50 The PSU Project
00:10:18 Schematic
00:15:50 Constructing The PCB
00:23:11 An Interesting Fact About Transistors
00:28:44 Wiring The External Parts
00:38:25 Connecting ATX PSU In Series
00:52:33 Salvaging Parts From Old Amplifiers To Build PSU
00:54:50 Next Steps
00:58:55 Conclusion
Schematics and PCB Layout for this project:
https://www.pcbway.com/project/shareproject/Laboratory_Power_Supply_0_30V_10A.html
https://320volt.com/laboratuvar-guc-kaynagi-0-30v-10a-ayarli/
Other DIY Electronics Projects on LER
Amazing $1 Short Finder
https://www.youtube.com/watch?v=P_2GGNr4q1s Part 1
https://www.youtube.com/watch?v=XEbWyQgX_Mc Part 2
https://www.youtube.com/watch?v=0eixDdCpiO4 Upgraded Version
DIY Huntron Tracker / Octopus Curve Tracer
https://www.youtube.com/watch?v=nWCZCLGtyDU
MilliOhm Meter
https://www.youtube.com/watch?v=rDw3oVqJHHI Part 1
https://www.youtube.com/watch?v=Sz1CqJltWEY Part 2
https://www.youtube.com/watch?v=atynxUcdRxY Part 3
10KHz -255MHz RF Signal Generator
https://www.youtube.com/watch?v=a5MNlbG8eRw Part 1
https://www.youtube.com/watch?v=btsEM8XNmuk Part 2
300W Active Load
https://www.youtube.com/watch?v=NAbBENC682w
Amazing $1 ESR Meter
https://www.youtube.com/watch?v=fqrWoamhvIM
Ring / Flyback Tester
https://www.youtube.com/watch?v=0-LrAW6PpKk
Amazing $1 Ring / Flyback Tester
https://www.youtube.com/watch?v=ndkrHqTZpwA
Signal Tracer
https://www.youtube.com/watch?v=LyrOzRsCPqA
Signal Injector In A Pen
https://www.youtube.com/watch?v=_aI6TLLVpDQ Part 1
https://www.youtube.com/watch?v=qK8Iv3YeSzM Part 2
https://www.youtube.com/watch?v=9XgLonLvX2U Part 3
Modified ATX PSU Analyzer
https://www.youtube.com/watch?v=yw747J-9F1s
Single/Dual Op Amp Tester
https://www.youtube.com/watch?v=cGRPBV-_ZQc
Zener Diode & LED TEster
https://www.youtube.com/watch?v=fuCJpt_Vfto
TL494 Tester
https://www.youtube.com/watch?v=W66yahrJA5U
TL31 Tester
https://www.youtube.com/watch?v=LvGehyWLS80
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