Signal Processing Terms

noun a unit of frequency equal to one thousand cycles per second, used in telecommunications

• The radio station broadcasts at a frequency of one kilocycle.
• My old radio can only pick up a few kilocycles.
• I can't find any good music on these kilocycles.
• His mind seemed to be stuck on the same kilocycle, unable to think outside the box.

adjective relating to or resembling a ghost; ghostly

• The scientist analyzed the spectral data to identify the different elements present in the sample.
• I love looking at the spectral colors in the sky during sunset.
• That concert was so lit, the lights had a spectral effect that was amazing.
• The artist used a spectral palette to create a hauntingly beautiful painting.

noun a device or technology that combines acoustics and optics

adjective relating to or involving both sound and light

• The acousto-optic effect is a phenomenon where sound waves modulate the properties of light.
• I learned about this cool thing called acousto-optic that involves sound waves and light.
• Check out the acousto-optic setup - it's pretty mind-blowing!
• The acousto-optic system allows us to see the harmony between sound and light in a whole new way.