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Concept
Vacuum Tube Amplifier
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Summary
Vacuum tube amplifiers
, also known as
valve amplifiers
, are
electronic devices
that use vacuum tubes to
increase the amplitude
or power of a signal, renowned for their
warm sound
and
musicality in audio applications
. Despite being largely replaced by
solid-state technology
, they remain popular in
high-fidelity audio
and
musical instrument amplification
for their
distinctive audio characteristics
.
Concepts
Electron Tube
Thermionic Emission
Plate Current
Grid Bias
Amplification Factor
Harmonic Distortion
Class A Amplifier
Class AB Amplifier
Push-pull Configuration
Single-ended Triode
Signal-to-Noise Ratio
Linear Amplification
Audio Fidelity
Impedance Matching
Heat Dissipation
Electronic Amplifiers
Vacuum Tube Technology
Relevant Degrees
Electrical Engineering 100%
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