Yes, it's the apparent change
in the FREQUENCY of a wave...
The Big Bang Theory Season 1, Episode 6
They've installed FREQUENCY inhibitors.
Money Heist Season 1, Episode 6
The FREQUENCY with which your parents
had intercourse.
The Big Bang Theory Season 2, Episode 15
Without phones or radio FREQUENCY,
with nobody being able to hear us.
Money Heist Season 1, Episode 1
-What's wrong?
-They have FREQUENCY inhibitors.
Money Heist Season 1, Episode 6