Midterm Flashcards
What did Samuel Morse do?
Co-inventor of the Morse code.
What did Lee Deforest do?
Invented the Audion.
What did Reginald Fessenden do?
Performed pioneering experiments in radio, including the first radio transmissions of voice and music.
What did Edwin Armstrong do?
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.
What did Gugliermo Marconi do?
Known as the father of long distance radio transmission and for his development of Marconi’s law and a radio telegraph system.
What did David Sarnoff do?
Led the Radio Corporation of America (RCA) in various capacities and NBC until 1970.
What did James Maxwell do?
Formulated the classical electromagnetic theory.
What did Heinrich Hertz do?
Clarified and expanded James Clerk Maxwell’s electromagnetic theory of light.
What did Frank Conrad do?
A radio broadcasting pioneer who worked as the Assistant Chief Engineer for the Westinghouse Electric Corporation in Pittsburgh, Pennsylvania.
What did Vladimir Zworykin do?
Invented a television transmitting and receiving system employing cathode ray tubes.
What did William Paley do?
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.
What is the Kinescope?
A television picture tube.
A film recording of a television broadcast.
What is Videotape?
Magnetic tape for recording and reproducing visual images and sound.
What are NBC Red and NBC Blue?
The two original radio networks of the National Broadcasting Company, and the first two commercial radio networks in the United States.
What is FM?
Frequency Modulation
What are FM Subcarriers?
Separate analog or digital signal carried on a main radio transmission allowing the station to broadcast additional services as part of its signal.
What did Fred Rogers do?
American educator, Presbyterian minister, songwriter, author, and television host.
What is Telstar?
The name of various communications satellites.
What is CATV?
Community antenna television (i.e., cable television).
What did Frieda Hennock do?
The first female Federal Communications Commissioner (FCC).
What is Toll Broadcasting?
Precursor to commercial radio.
What is E.N.G.?
Electronic News Gathering
What are Neilson Ratings?
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.
What is CPM?
Cycles per Minute
How do you convert Megahertz to Hertz?
1 megahertz = 1,000,000 hertz
How do you convert Hertz to Megahertz?
1 hertz = 1.0 × 10-6 megahertz
What was the Wireless Ship Act of 1910?
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.
What was significant about the Titanic?
Was the cause of the Wireless Ship Act of 1910.
What was the Radio Act of 1927?
An act for the regulation of radio communications.
What was the Communication Act of 1934?
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.
What was the Sixth Report and Order of 1952?
Required some existing TV stations to change channels.
What is VHF?
Very high frequency (denoting radio waves of a frequency of c.30–300 MHz and a wavelength of c.1–10 meters)
What is UHF?
Ultrahigh frequency.
What was the TV Application Freeze?
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).
What did Philo Farnsworth do?
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.
What is CBS?
Columbia Broadcasting System
What is RCA?
Radio Corporation of America, was an electronics company in existence from 1919 to 1986.
What is Westinghouse?
A company that pioneered long-distance power transmission and high-voltage alternating-current transmission, unveiling the technology for lighting in Great Barrington, Massachusetts.
What is ABC?
American Broadcasting Company
What is AM?
Amplitude modulation
What was the Public Broadcasting Act of 1967?
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).
What is the Fleming Valve?
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.
What is the Audion Tube?
An electronic amplifying vacuum tube invented by Lee De Forest in 1906.
What is a Vacuum Tube?
A sealed glass tube containing a near-vacuum that allows the free passage of electric current.
Who is Newton Minow?
An American attorney and former Chairman of the Federal Communications Commission
Who is Robert Adler?
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.
What was the 1996 Telecommunications Act?
A law that “let anyone enter any communications business – to let any communications business compete in any market against any other.”
What is Arbitron?
Arbitron is a consumer research company in the United States that collects listener data on radio audiences.
How do you convert Kilohertz to Hertz?
1 kilohertz = 1000 hertz
How do you convert Hertz to Kilohertz?
1 hertz = 0.001 kilohertz
What is the Personal (Portable) People Meter?
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.
Who is Ted Turner?
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.
What is Facsimile Technology?
The transmission of text and graphic data between two locations via telephone lines.
What is Airwave Ownership?
Owned by a Macquarie investment fund named Macquarie European Infrastructure Fund II (MEIF II) and CPPIB Communications Pty Limited.
What is a VHS?
Video home system, denoting the video system and tape used by domestic video recorders and some camcorders
What is Betamax?
A consumer-level analog videocassette magnetic tape recording format developed by Sony, released in Japan on May 10, 1975.
