päätevahvistimen
Päätevahvistin, known in English as a power amplifier, is a critical component in audio systems. Its primary function is to increase the amplitude of an audio signal to a level sufficient to drive loudspeakers. Unlike preamplifiers, which handle signal routing and volume control, the power amplifier's sole purpose is to deliver the necessary power output.
The audio signal originates from a source like a CD player or streaming device and first passes
Power amplifiers can be found in various forms, from integrated amplifiers that combine preamplification and power