intermediate frequency

American  

noun

Radio.

1. the middle frequency in a superheterodyne receiver, at which most of the amplification takes place. if

---

intermediate frequency British  

noun

1. electronics the frequency to which the signal carrier frequency is changed in a superheterodyne receiver and at which most of the amplification takes place

---

Etymology

Origin of intermediate frequency

First recorded in 1920–25

---

Example Sentences

See Examples For:

intermediate frequency

At some intermediate frequency f0 , the reactances will be equal and cancel, giving Z = R —this is a minimum value for impedance, and a maximum value for Irms results.

From Textbooks ● Aug. 12, 2015

We provide a local oscillator of 270,000 cycles a second, receive by this “super-heterodyne” method which I have just described, and so obtain an intermediate frequency.

From Letters of a Radio-Engineer to His Son by John Mills

Random Word

Spin the wheel and learn a new word!

---

Related Words

• high frequency

---