Definition of Narrowband:

  1. Of or involving signals over a narrow range of frequencies.

  2. Imprecise term indicating a transmission rate lower than that of a T-1 circuit; a bandwidth lower than 1.544 megabits per second (Mbps). See also broadband.

How to use Narrowband in a sentence?

  1. Narrowband emissions.

Meaning of Narrowband & Narrowband Definition