Topic: Audio

Record Player

A record player platter spins a vinyl disc with sound waves etched into grooves. A precision arm with a needle...

How speakers make sound

Speakers (also called loudspeakers) push and pull surrounding air molecules in waves that the human ear interprets as sound. You...

Roland TR-808 Rhythm Composer

The Roland TR-808 is an analog, programmable drum machine that was sold from 1980-1984. 1 Input / Output switch When...

Roland RE-201 Space Echo

The “Space Echo” is a portable sound processing device used to create echo and reverb effects on audio tracks. How...

Modular synthesizer

Synthesizers modify sound waves and create unique sounds. Since modular synthesizers allow a user near infinite variations for modifying sound...