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Posts tagged 7812

Automatic battery charger circuit

Automatic battery charger circuit Part 2N3055, 7812, 1N4148, 7805, 1815, relay,

How do I assemble power amplifier?

How do I assemble power amplifier? Selection of PCB … PCB model I chose was the mono. The reason is that mono is more to consider routing topology so that the output tends to be more stable, while the stereo more to the artistic layout. R1      100K R2,6   30K R3,7   560 R4     10K R5    […]

LOW PASS FILTER FOR SUBWOOFER TL072

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

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