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Kirt Blattenberger - RF Cafe Webmaster

Copyright: 1996 - 2024
Webmaster:
    Kirt Blattenberger,

    BSEE - KB3UON

RF Cafe began life in 1996 as "RF Tools" in an AOL screen name web space totaling 2 MB. Its primary purpose was to provide me with ready access to commonly needed formulas and reference material while performing my work as an RF system and circuit design engineer. The World Wide Web (Internet) was largely an unknown entity at the time and bandwidth was a scarce commodity. Dial-up modems blazed along at 14.4 kbps while typing up your telephone line, and a nice lady's voice announced "You've Got Mail" when a new message arrived...

All trademarks, copyrights, patents, and other rights of ownership to images and text used on the RF Cafe website are hereby acknowledged.

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Inventors & Their Inventions
RF Cafe Quiz #17

RF Engineering Quizzes - RF CafeAll RF Cafe Quizzes make great fodder for employment interviews for technicians or engineers - particularly those who are fresh out of school or are relatively new to the work world. Come to think of it, they would make equally excellent study material for the same persons who are going to be interviewed for a job. Bonne chance, Viel Glück, がんばろう, buena suerte, удачи, in bocca al lupo, 행운을 빕니다, ádh mór, בהצלחה, lykke til, 祝你好運. Well, you know what I mean: Good luck!

Click here for the complete list of RF Cafe Quizzes.

Note: Some material based on books have quoted passages.




1. Who is credited with inventing the computer mouse?

a) Bill Gates
b) Steve Jobs
c) Bill Nye (the science guy)
d) Douglas Engelbart



2. Who is credited with discovering the transistor?

a) John Bardeen
b) William Shockley
c) Walter Brattain
d) All the above



3. Who invented the Viterbi programming algorithm?

a) Andrew Viterbi
b) Robert Pease
c) Albert Einstein
d) Robert Lucky



4. Who is credited with inventing the triode amplifier vacuum tube (Audion)?

a) Sir Jonathan Audion
b) James Watt
c) Brian Koenigsmark
d) Lee De Forest

5. Who invented the tunnel diode?
a) Scott Adams
b) Leo Esaki
c) Patrick Fitzgerald
d) Igor Stravinsky



6. Who is credited with inventing spread spectrum communications?

a) Akio Morita
b) Thomas Steenland
c) Hedy Lamarr
d) Albert Gore



7. Who is credited with inventing frequency modulation (FM)?

a) Edwin Armstrong
b) Heike Onnes
c) Robert Jarvik
d) Charlie Eppes



8. Who is credited with inventing television?

a) Yataro Iwasaki
b) Lothar Rohde
c) Hermann Schwarz
d) Philo Farnsworth



9. Who is credited with inventing radar?

a) Gordon Gould
b) Elmer Sperry
c) Sir Robert Watson-Watt
d) Augustus Raytheon



10. Who is credited with inventing the first integrated circuit?

a) Garrett Morgan
b) Jack Kilby
c) James (Jim) Wilson
d) Grace Hopper

Need some help? Click here for the answers and explanations.

 
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