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Posts tagged 12 volt laptop power supply

DC 12v to 19V laptop charger

Can I charge + 12v battery using + 19v laptop charger? DC 12v to 19V laptop charger circuit modules using LM3524 , BUZ78, BC548

Active Sub-Woofer and Controller Circuit diagram

Active Sub-Woofer and Controller using TL072 and TL082

Microphone Preamplifier Circuit

Microphone Preamplifier Circuit Microphone Preamplifier Circuit using Transistors Tr BC109 Microphone Preamplifier Circuit using BC549C, BC547B

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