By the middle of the nineteen-twenties, there were two main radio networks in the United States.

VOA: special.2010.01.31

After college, she moved to San Diego and took a job in radio.

VOA: special.2009.01.30

It was that companies talked about their products through advertisements on radio instead of buying advertising space in newspapers.

VOA: special.2011.04.14

During his lifetime, he invented hundreds of devices that were used in telephones, shortwave radio broadcasts, and similar technology.

VOA: special.2010.01.31

In nineteen fifty, on Jack Benny's radio program, they did a skit about an early visit to their talent agent.

VOA: special.2009.03.09

On December twenty-fourth,nineteen-oh-six, radio operators on ships in the Atlantic Ocean near the American coast began hearing strange things.

VOA: special.2010.12.08

For almost twenty years, in the nineteen thirties and forties, Fred Allen had a radio show called "Allen's Alley."

VOA: special.2009.03.09

We may answer your question on the show. Join us again next week for AMERICAN MOSAIC, VOA's radio magazine in Special English.

VOA: special.2010.04.09

Their political songs have caused public debates in Israeli newspapers, radio and television stations, and even Israel's parliament.

VOA: special.2009.11.25

These areas, called cosmic masers, are rich in gas molecules that have the effect of strengthening radio waves.

VOA: special.2009.01.20

By the nineteen forties, "Grand Ole Opry" had become the most important country music radio show in America.

VOA: special.2010.05.17

Radio was extremely popular in the United States between the late nineteen twenties and the early nineteen fifties.

VOA: special.2010.01.31

In Julia Eckel's painting "Radio Broadcast" a group of actors and musicians gather around a large radio microphone.

VOA: special.2009.03.23

She was called Lefty Lou. They had one of the most popular radio programs in Los Angeles.

VOA: special.2010.06.13

Jack Benny became famous nationwide in the nineteen thirties as a result of his weekly radio program.

VOA: special.2009.10.11

Assured Labor's president,David Reich, says the companies now place job advertisements on radio or in newspapers.

VOA: special.2009.02.02

The first experimental radio broadcasts in the United States were made in the early nineteen hundreds.

VOA: special.2010.01.31

FM radio stations transmit in a range of frequencies between eighty-eight and one hundred eight megahertz.

VOA: special.2010.12.08

In nineteen thirty-seven, Bob Hope began a series of radio programs called the "Woodbury Soap Show."

VOA: special.2009.03.09

Bob Doughty has more. The documents were given to a public radio station in Portland,Oregon by someone who did not want to be identified.

VOA: special.2010.07.23