Midterm Flashcards

1
Q

What did Samuel Morse do?

A

Co-inventor of the Morse code.

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2
Q

What did Lee Deforest do?

A

Invented the Audion.

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3
Q

What did Reginald Fessenden do?

A

Performed pioneering experiments in radio, including the first radio transmissions of voice and music.

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4
Q

What did Edwin Armstrong do?

A

Called “the most prolific and influential inventor in radio history”. Invented the regenerative circuit, the super-regenerative circuit, and the superheterodyne receiver. He also invented the modern frequency modulation (FM) radio transmission.

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5
Q

What did Gugliermo Marconi do?

A

Known as the father of long distance radio transmission and for his development of Marconi’s law and a radio telegraph system.

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6
Q

What did David Sarnoff do?

A

Led the Radio Corporation of America (RCA) in various capacities and NBC until 1970.

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7
Q

What did James Maxwell do?

A

Formulated the classical electromagnetic theory.

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8
Q

What did Heinrich Hertz do?

A

Clarified and expanded James Clerk Maxwell’s electromagnetic theory of light.

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9
Q

What did Frank Conrad do?

A

A radio broadcasting pioneer who worked as the Assistant Chief Engineer for the Westinghouse Electric Corporation in Pittsburgh, Pennsylvania.

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10
Q

What did Vladimir Zworykin do?

A

Invented a television transmitting and receiving system employing cathode ray tubes.

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11
Q

What did William Paley do?

A

He was the chief executive who built Columbia Broadcasting System (CBS) from a small radio network into one of the foremost radio and television network operations in the United States.

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12
Q

What is the Kinescope?

A

A television picture tube.

A film recording of a television broadcast.

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13
Q

What is Videotape?

A

Magnetic tape for recording and reproducing visual images and sound.

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14
Q

What are NBC Red and NBC Blue?

A

The two original radio networks of the National Broadcasting Company, and the first two commercial radio networks in the United States.

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15
Q

What is FM?

A

Frequency Modulation

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16
Q

What are FM Subcarriers?

A

Separate analog or digital signal carried on a main radio transmission allowing the station to broadcast additional services as part of its signal.

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17
Q

What did Fred Rogers do?

A

American educator, Presbyterian minister, songwriter, author, and television host.

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18
Q

What is Telstar?

A

The name of various communications satellites.

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19
Q

What is CATV?

A

Community antenna television (i.e., cable television).

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20
Q

What did Frieda Hennock do?

A

The first female Federal Communications Commissioner (FCC).

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21
Q

What is Toll Broadcasting?

A

Precursor to commercial radio.

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22
Q

What is E.N.G.?

A

Electronic News Gathering

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23
Q

What are Neilson Ratings?

A

The audience measurement systems developed by the Nielsen Company, in an effort to determine the audience size and composition of television programming in the United States.

24
Q

What is CPM?

A

Cycles per Minute

25
Q

How do you convert Megahertz to Hertz?

A

1 megahertz = 1,000,000 hertz

26
Q

How do you convert Hertz to Megahertz?

A

1 hertz = 1.0 × 10-6 megahertz

27
Q

What was the Wireless Ship Act of 1910?

A

Required all ships of the United States traveling over two-hundred miles off the coast and carrying over fifty passengers to be equipped with wireless radio equipment with a range of one-hundred miles.

28
Q

What was significant about the Titanic?

A

Was the cause of the Wireless Ship Act of 1910.

29
Q

What was the Radio Act of 1927?

A

An act for the regulation of radio communications.

30
Q

What was the Communication Act of 1934?

A

Replaced the Federal Radio Commission with the Federal Communications Commission. It also transferred regulation of interstate telephone services from the Interstate Commerce Commission to the FCC.

31
Q

What was the Sixth Report and Order of 1952?

A

Required some existing TV stations to change channels.

32
Q

What is VHF?

A

Very high frequency (denoting radio waves of a frequency of c.30–300 MHz and a wavelength of c.1–10 meters)

33
Q

What is UHF?

A

Ultrahigh frequency.

34
Q

What was the TV Application Freeze?

A

On 30 September 1948 the Federal Communications Commissions (FCC) of the United States announced a “freeze” on the granting of new television licenses (those already authorized were allowed to begin or continue operations).

35
Q

What did Philo Farnsworth do?

A

Invented the first fully functional all-electronic image pickup device (video camera tube), the “image dissector”, the first fully functional and complete all-electronic television system.

36
Q

What is CBS?

A

Columbia Broadcasting System

37
Q

What is RCA?

A

Radio Corporation of America, was an electronics company in existence from 1919 to 1986.

38
Q

What is Westinghouse?

A

A company that pioneered long-distance power transmission and high-voltage alternating-current transmission, unveiling the technology for lighting in Great Barrington, Massachusetts.

39
Q

What is ABC?

A

American Broadcasting Company

40
Q

What is AM?

A

Amplitude modulation

41
Q

What was the Public Broadcasting Act of 1967?

A

Set up public broadcasting in the United States, establishing the Corporation for Public Broadcasting (CPB), and eventually the Public Broadcasting Service (PBS) and National Public Radio (NPR).

42
Q

What is the Fleming Valve?

A

Also called the Fleming oscillation valve, was a thermionic valve diode (called a “vacuum tube” in the USA) invented by John Ambrose Fleming and used in the earliest days of radio communication.

43
Q

What is the Audion Tube?

A

An electronic amplifying vacuum tube invented by Lee De Forest in 1906.

44
Q

What is a Vacuum Tube?

A

A sealed glass tube containing a near-vacuum that allows the free passage of electric current.

45
Q

Who is Newton Minow?

A

An American attorney and former Chairman of the Federal Communications Commission

46
Q

Who is Robert Adler?

A

Best known for the invention of the wireless remote control for televisions. While not the first remote control, its underlying technology was a vast improvement over previous remote control systems.

47
Q

What was the 1996 Telecommunications Act?

A

A law that “let anyone enter any communications business – to let any communications business compete in any market against any other.”

48
Q

What is Arbitron?

A

Arbitron is a consumer research company in the United States that collects listener data on radio audiences.

49
Q

How do you convert Kilohertz to Hertz?

A

1 kilohertz = 1000 hertz

50
Q

How do you convert Hertz to Kilohertz?

A

1 hertz = 0.001 kilohertz

51
Q

What is the Personal (Portable) People Meter?

A

The Portable People Meter (PPM) is a system developed by Arbitron to measure how many people are listening (or at least exposed) to individual radio stations and television stations, including cable TV.

52
Q

Who is Ted Turner?

A

Known as the founder of the cable news network CNN, the first 24-hour cable news channel. In addition, he founded WTBS, which pioneered the superstation concept in cable television.

53
Q

What is Facsimile Technology?

A

The transmission of text and graphic data between two locations via telephone lines.

54
Q

What is Airwave Ownership?

A

Owned by a Macquarie investment fund named Macquarie European Infrastructure Fund II (MEIF II) and CPPIB Communications Pty Limited.

55
Q

What is a VHS?

A

Video home system, denoting the video system and tape used by domestic video recorders and some camcorders

56
Q

What is Betamax?

A

A consumer-level analog videocassette magnetic tape recording format developed by Sony, released in Japan on May 10, 1975.