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Archives for February, 2011

Earphone portable Circuit

Earphone portable Circuit using 1 transistor HEP 230 Portable 3v Headphone Amplifier

diy ultrasonic transducer

diy ultrasonic transducer diy ultrasonic transducer circuit using NE555, BC557, BC558, SK100 diy ultrasonic transducer diy ultrasonic transducer

TV signal amplifier circuit?

Nish asked: Need a circuit diagram to amplify both VHF and UHF signals received from the outdoor VHF/UHF antenna. This circuit should have a high gain output.

Electronic Components TA8445K Vertical deflection circuit

Electronic Components TA8445K Vertical deflection circuit

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 […]

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