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Preamplifier Circuit Diagram using BC140

Preamplifier Circuit Diagram using BC140 Transistor

The preamplifier circuit diagram using the BC140 discussed in this article demonstrates a simple yet effective configuration utilizing the BC140 transistor for amplifying weak audio signals. With its low saturation voltage, high current gain, and wide frequency response, the BC140 transistor ensures high-quality audio amplification for various applications.

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