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Amplifier
ID: amplifier
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Amplifier
by
Ciro Santilli
37
Updated
2025-06-17
+
Created
1970-01-01
Main implementations: the same
as
electronic switches
:
vacuum tubes
in the past, and
transistors
in the
second
half of the 20th
century
.
Video 1.
How to make an LM386 audio
amplifier
circuit by Afrotechmods (2017)
Source
. Builds the circuit on
a
breadboard
from minimal components, including one
discrete
transistor
. Then plays
music
from phone through headset
cables
into
a
speaker
.
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