noun
- electronic devices that increase the strength or power of electrical signals, especially audio signals
Examples
- The guitar amplifiers were turned up too loud during the concert.
- Modern stereo systems use digital amplifiers for better sound quality.
- The band needed more powerful amplifiers for the outdoor venue.
- Audio amplifiers boost weak signals from microphones.
- The recording studio has several tube amplifiers for different instruments.
- Wireless amplifiers can extend the range of radio signals.