Rare card
Valve amplifier
- Value
- 50 W
- Attack
- 747
- Defence
- 598
- Players
- 0
A valve amplifier or tube amplifier is a type of electronic amplifier that uses vacuum tubes to increase the amplitude or power of a signal. Low to medium power valve amplifiers for frequencies below the microwaves were largely replaced by solid state amplifiers in the 1960s and 1970s.
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