radio spectrum

American  

noun

1. the portion of the electromagnetic spectrum that includes radio waves.

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radio spectrum British  

noun

1. the range of electromagnetic frequencies used in radio transmission, lying between 10 kilohertz and 300 000 megahertz

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Etymology

Origin of radio spectrum

First recorded in 1925–30

Example Sentences

See Examples For:

radio spectrum

Meanwhile, observations from uGMRT indicate that this compressed region has an ultra-steep radio spectrum.

From Science Daily ● Apr. 13, 2026

It also proposed giving telecoms operators longer radio spectrum licences to "increase predictability" and making them renewable by default.

From Barron's ● Jan. 21, 2026

The direct-to-mobile cell service that BlueWalker 3 and its successors aim to provide requires a much stronger beam and broader use of the radio spectrum than existing networks, sparking concern among radio astronomers.

From Science Magazine ● Nov. 13, 2022

Bogdan-Martin is the first woman to head the Geneva-based agency which allocates global radio spectrum and satellite orbits and sets standards for artificial intelligence and other new technologies.

From Reuters ● Sep. 29, 2022

The instruments showed that the screen was no longer encountering serious loading, and, further, the load was coming in at a frequency harmlessly far down the radio spectrum!

From Invaders from the Infinite by Campbell, John Wood