Hi-fi amplifier
device · 1950 · Digital age
A high-fidelity amplifier.
What it is made of
- Transistor — has part. Amplification comes from transistors or tubes.
- Transformer — has part. The power supply is a transformer.
- Preamplifier with knobs — has part. Input selection and tone control.
- Power amplifier stage — has part. Power transistors drive the speakers.
- Power supply — has part. A transformer power supply.
- Heat sink — has part. Radiators carry away heat.
Principles and materials it uses
- Copper — is made of. The conductors and transformer are copper.
What it is a kind of
- Amplifier — is a kind of. An amplifier.