About me
I am a student of electronics and electrical engineering from Nigeria.

David Uche

Nigeria
This circuit is an audio amplifier with microphone for voice input it increases weak and small signals from mobile phone and human voices. view more


David Uche

Nigeria
The circuit is a very simple design consist of different components like :Transistor c1815.Resistors 1k.Battery 6-9v.Wires. Vero board(strip):Circuit description:The circuit work as a switch where by the transistor amplifys the input voltage when the voltage is been amplified the circuit bec... view more

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