https://jestineyong.com Semiconductors, Test Equipments, Circuit Board Troubleshooting, Electronic Repair Courses and Many More! Sun, 06 Nov 2016 14:23:11 +0000 en-US hourly 1 https://wordpress.org/?v=5.4.19 https://jestineyong.com/atx-psu-modified-into-a-car-battery-charger-part-2/ https://jestineyong.com/atx-psu-modified-into-a-car-battery-charger-part-2/#comments Thu, 14 Apr 2016 10:00:45 +0000 https://www.jestineyong.com/?p=12263                   Click HERE to go to part 1 After thinking of all these parameters over again, I took in hand my good old Motorola manual (Linear/Switchmode Voltage Regulator manual, 1982 edition), located the TL494 IC data sheet and started working first with pencil and paper, trying to […]

The post ATX PSU Modified Into a Car Battery Charger-Part 2 first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/atx-psu-modified-into-a-car-battery-charger-part-2/feed/ 31 https://jestineyong.com/atx-psu-modified-into-a-car-battery-charger-part-1/ https://jestineyong.com/atx-psu-modified-into-a-car-battery-charger-part-1/#comments Thu, 14 Apr 2016 09:59:04 +0000 https://www.jestineyong.com/?p=12252                 Some months ago a friend of mine gave me a main board of an old defective ATX PSU, just for me to use it as a spare parts source. All it was a populated PCB only. No covers, no cooling fan etc. Well, some days ago, I […]

The post ATX PSU modified into a car battery charger- part 1 first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/atx-psu-modified-into-a-car-battery-charger-part-1/feed/ 8