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Archives for November, 2017

How to test flyback transformer tv

Flyback Regulator Circuit How to test flyback transformer tv using LM2577ADJ, LM385, 4N27 How to test flyback transformer tv, crt tv no power, horizontal ic function, how to repair crt tv pdf, crt tv power supply circuit diagram pdf, how to repair tv power supply board, universal power supply for crt tv, b+ voltage in […]

How to fix crt television color problem

How to fix crt television color problem Crt tv voltage test points CRT TV Circuit board using 1815, 1015, C2482, C2483 How to fix crt television color problem crt tv voltage test points crt tv screen problems crt picture tube charging circuit crt picture tube repair crt tv heater voltage crt filament connections crt pin […]

40 – 0 – 40 5A transformer Circuit diagram

40 – 0 – 40 5A transformer Circuit diagram The power supply should be capable of supplying the maximum current required with good stabilization. I used commercially available 40 – 0 – 40 5A transformer. The transformer have 6V, 9V, 12V and 22V windings also. The transformer cost me around Rs: 370. Power supply provides […]

Latching Switch Circuit

Latching Switch Circuit using CD74C14, CD6069, PMV65XP

Good Site to find Circuit Board Schematics or Pin-Out diagrams for IC chips?

Seraph asked: Is there a place on line where you can go to find circuit board schematics for things, like a database or something. There have been many times when I take apart something, like a TV for example, and cant find where the power inputs go to replace a pulled out wire. I know […]

LM555 Electronics Schematic Diagram Reversed Trigger Input Control Of 555 Timers part 36

LM555 Electronics Schematic Diagram Reversed Trigger Input Control Of 555 Timers part 36

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