Source: /cirosantilli/amplifier

= Amplifier

= Amplification

Main implementations: the same as <electronic switches>: <vacuum tubes> in the past, and <transistors> in the second half of the 20th century.

{title=How to make an LM386 audio amplifier circuit by Afrotechmods (2017)}
{description=Builds the circuit on a <breadboard> from minimal components, including one discrete <transistor>. Then plays music from phone through headset cables into a <speaker>.}