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Cronkite, Walter

(Encyclopedia)Cronkite, Walter (Walter Leland Cronkite, Jr.) krŏngˈkīt, krŏnˈ– [key], 1916–2009, American news broadcaster, b. St. Joseph, Mo. He left (1935) the Univ. of Texas to write for the Houston Pre...

Huntley, Chet

(Encyclopedia)Huntley, Chet (Chester Robert Huntley), 1911–74, American news broadcaster, b. Cardwell, Mont. He joined the National Broadcasting Company in 1955. Huntley and David Brinkley developed documentary t...

audiovisual education

(Encyclopedia)audiovisual education, educational instruction by means of materials that use the senses of sight and hearing to stimulate and enrich learning experiences. The successful use of motion pictures and ot...

radio frequency

(Encyclopedia)radio frequency, range of electromagnetic waves with a frequency or wavelength suitable for communication uses. Some of these waves serve as carriers of the lower-frequency audio waves; others are mod...

Bryson, Lyman

(Encyclopedia)Bryson, Lyman, 1888–1959, American educator, b. Valentine, Nebr., grad. Univ. of Michigan (B.A., 1910; M.A., 1915). He taught there from 1913 to 1917. From 1918 to 1924 he was active in Red Cross wo...

Cottrell, Leonard Eric

(Encyclopedia)Cottrell, Leonard Eric kŏˈtrəl, kətrĕlˈ [key], 1913–74, British author. He was a commentator, writer, and producer for the British Broadcasting Corporation until 1960, when he resigned to devo...

Davis, Sir Colin Rex

(Encyclopedia)Davis, Sir Colin Rex, 1927–2013, English conductor. Davis began his musical career as a clarinetist, and was a self-taught conductor. After serving with the Sadler's Wells Opera, he was the conducto...

Haringey

(Encyclopedia)Haringey hârˈĭng-gāˌ [key], outer borough of Greater London, SE England. Although defined as an ...

digital radio

(Encyclopedia)digital radio, audio broadcasting in which an analog audio signal is converted into a digital signal before being transmitted; also known as digital audio broadcasting (DAB) and high-definition radio....

Dorati, Antal

(Encyclopedia)Dorati, Antal äntälˈ dōräˈtē [key], 1906–88, Hungarian-American conductor, b. Budapest. Dorati studied with Zoltán Kodály and Béla Bartók. He made his conducting debut at 18 at the Budape...

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