Enter the maze

Audio! Action: Random factoids on audio technology

A woman having an ultrasound scan

Frequency, the number of times a signal changes in a given time, is measured in Hertz. It is named after German physicist Heinrich Rudolf Hertz, who tragically died at the age of 37. His son went on to invent the basics of medical ultrasound and his nephew won a Nobel Prize.

Give me another!

More on Music and Audio Engineering

Audio Engineering: Mix it up