Who invented the theremin?
The theremin was invented in 1920 by Russian physicist Léon Theremin while he was researching sensors that detect motion.
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- When was the musical saw popular?
“The musical saw was popular in vaudeville in the 1920s.”
Reference: Encyclopaedia Britannica
More from this shelf
What is a musical saw?
A musical saw is a handsaw bent into an S-curve and played with a bow.
How does a theremin work?
A theremin has two antennas. Moving one hand near the vertical antenna changes the pitch, and moving the other near the loop antenna changes the volume.