Radio could carry sound without wires.

Amateur Radio Sound Card Communications

But there was one persistent noise that Jansky couldn't identify, and it seemed to appear in his radio headset four minutes earlier each day.

A typical user terminal, operating at an uplink bit rate of between 128 and 768 Kbps, would employ a small aperture antenna with a diameter of 66 cm and a solid state power amplifier (SSPA) of 1 3 W. All radio frequency components (SSPA, low noise amplifier, and up down converters) would be integrated into a small outdoor unit mounted on the reflector.

Operation of telephone and telegraph radiocommunications system and transmission of radio programmes.

Operation of telephone and telegraph radio communications system and transmission of television and radio programmes

The sound will run from it...

Base radio station, transceiver receiver

No noise.

Message from our planes

Is it a radio?

You're supposed to put a bunch of these things on there, but our little motor's making all kinds of noise right next to my electrodes.

Noise generator

D Dining room 71 Disabled, facilities

Artist technologist Honor Harger listens to the weird and wonderful noises of stars and planets and pulsars. In her work, she tracks the radio waves emitted by ancient celestial objects and turns them into sound, including the oldest song you will ever hear, the sound of cosmic rays left over from the Big Bang.

Radio

Radio workshop power tools

Sound File Noise Reduction

Cisco Radio Tower

B. Radiocommunications

(a) Radiolocation

1. Radiocommunication

(b) Radiolocation

Mobile radio

Radio telephone feeds

Where is it? Where's the radio set?

The radiocommunication study groups are part of the ITU Radiocommunication Sector, which is responsible for studying technical, operational and regulatory procedural questions on radiocommunication, issuing recommendations and preparing the technical basis for radiocommunication assemblies and world radiocommunication conferences

The radiocommunication study groups are part of the ITU Radiocommunication Sector (ITU R), which is responsible for studying technical, operational and regulatory procedural questions on radiocommunication, issuing recommendations and preparing the technical basis for radiocommunication assemblies and world radiocommunication conferences

Radio and TV programme distribution

BR Radiocommunication Bureau (ITU)

The noise frightened the baby.

Woman I'm sorry, sir, but the line is busy.

Amateur Radio Communications

Radio 2 That was gorgeous.

The radio was invented by Marconi.

Radio Coordinating Body

Mobile radio set

Base station radio

Doyle, get on that radio.

Hand me the radio phone.

One day the radio breaks down.

How about the radio? No, we've decided against it.

Now, where's the camp radio station?

Freneau

Uh, I'm wanted on the radio. Uh...