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Simple surround circuit using IC TL072

Simple surround circuit using IC TL072 Simple preamp sub-woofer circuit using IC TL072

RGB Circuit using MC1377

RGB Circuit to PAL – NTSC using MC1377 Parts : R1 1 kΩ                  C1 1 nF R2 2.2 kΩ              C2 100 nF            Qz cristal 4.433691 R3 75 Ω                  C3 22 µF R4 75 Ω                   C4 22 µF R5 75 Ω                  C5 22 µF R6 1 kΩ                   C6 30 pF […]

12 Volt 1 Amp DC Power Supply Adapter (12 Watts) picture circuit diagram

12 Volt 1 Amp DC Power Supply Adapter (12 Watts) picture circuit diagram 12v symmetric power supply using 7812, 7819, DZ12v   CT simetris and non CT Transformer Power Supply 12V PCB 12 Volt 1 Amp DC Power Supply Adapter (12 Watts) picture circuit diagram This circuit provides ±12V regulated DC output based on LM7812 and […]

High quality active crossover frequency

High quality active crossover frequency Active crossover using TL072 ,preset, Level, Mute

Bootstrap AUDIO circuit using transistor

Bootstrap AUDIO circuit AND LAYOUT Bootstrap driver Micro circuit using TIP3055 tip2955 TIP42 tip41 MJE340 What is bootstrapping circuit? Within an integrated circuit a bootstrap method is used to allow internal address and clock distribution lines to have an increased voltage swing. Tops bootstrap circuit uses a coupling capacitor, formed from the gate/source capacitance of […]

level control circuit

level control circuit Tone Control Module circuit diagram using IC1 TL061 Low current BIFET Op-Amp level control circuit level control circuit Audio level control circuit

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