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Collins 51S-1

Collins 51S-1 on 20meters … SSB and CW.

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Simple amplifier circuit diagram | BC 547 transistor amplifier

“Learn how to build a simple amplifier circuit using the BC547 transistor in this easy-to-follow tutorial. This project demonstrates how to amplify weak audio signals, using the BC547 transistor along with essential components like resistors, capacitors, and a power supply.…

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