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Posts tagged Variable Low Pass Filter

LOW PASS FILTER FOR SUBWOOFER TL072

LOW PASS FILTER FOR SUBWOOFER TL072 Variable Low Pass Filter Electronic Subwoofer Crossover Preamp Board using TL072

How to Repair Power Supply TV ?

How to Repair Power Supply TV Please check the power supply voltage 220V, and fuse. When normal voltage is 220V and sekreng normal, then check the voltage at 400V DC Elko, if no voltage then check the 4 diodes, maybe something is broken. then, if the voltage is measured at 400V 400VDC elko exactly, then […]

7805 voltage regulator circuit

7805 voltage regulator circuit using IC lm7805

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