A transmitter is a device that generates and emits a signal — typically a modulated radio wave — into a medium (usually free space). It converts a baseband signal up to a carrier frequency, amplifies it, and feeds it to an antenna.
A transmitter is a device that generates and emits a signal — typically a modulated radio wave — into a medium (usually free space). It converts a baseband signal up to a carrier frequency, amplifies it, and feeds it to an antenna.