Search RFCafe.com                           
      More Than 17,000 Unique Pages
Please support me by ADVERTISING!
Serving a Pleasant Blend of Yesterday, Today, and Tomorrow™ Please Support My Advertisers!
   Formulas & Data
Electronics | RF
Mathematics
Mechanics | Physics
     AI-Generated
     Technical Data
Pioneers | Society
Companies | Parts
Principles | Assns


 About | Sitemap
Homepage Archive
        Resources
Articles, Forums Calculators, Radar
Magazines, Museum
Radio Service Data
Software, Videos
     Entertainment
Crosswords, Humor Cogitations, Podcast
Quotes, Quizzes
   Parts & Services
1000s of Listings
 Vintage Magazines
Electronics World
Popular Electronics
Radio & TV News
QST | Pop Science
Popular Mechanics
Radio-Craft
Radio-Electronics
Short Wave Craft
Electronics | OFA
Saturday Eve Post

Software: RF Cascade Workbook
RF Stencils Visio | RF Symbols Visio
RF Symbols Office | Cafe Press
Espresso Engineering Workbook

Aegis Power  |  Alliance Test
Centric RF  |  Empower RF
ISOTEC  |  Reactel  |  RFCT
San Fran Circuits

Innovative Power Products (IPP) Directional Couplers

Exodus Advanced Communications Best in Class RF Amplifier SSPAs

Windfreak Technologies Frequency Synthesizers - RF Cafe

Please Support RF Cafe by purchasing my  ridiculously low-priced products, all of which I created.

RF Cascade Workbook for Excel

RF & Electronics Symbols for Visio

RF & Electronics Symbols for Office

RF & Electronics Stencils for Visio

RF Workbench

T-Shirts, Mugs, Cups, Ball Caps, Mouse Pads

These Are Available for Free

Espresso Engineering Workbook™

Smith Chart™ for Excel

Holzsworth

Microwave Engineering Theme Crossword Puzzle
April 11, 2021

This Microwave Engineering Crossword Puzzle for April 11th has many words and clues related to RF, microwave, and mm-wave engineering, optics, mathematics, chemistry, physics, and other technical subjects. As always, this crossword contains no names of politicians, mountain ranges, exotic foods or plants, movie stars, or anything of the sort unless it/he/she is related to this puzzle's technology theme (e.g., Reginald Denny or the Tunguska event in Siberia). The technically inclined cruciverbalists amongst us will appreciate the effort. Enjoy!


Reproduction of this puzzle without the express permission of RF Cafe is prohibited.

acr. = acronym, abbr. = abbreviation, pl. = plural, wds. = words

Microwave Engineering Theme Crossword Puzzle for April 11th, 2021 - RF Cafe

ACROSS DOWN
1. The ratio of the charge on a conductor to its potential

9. Intermodulation (abbr.)

10. Unit of length (abbr.)

11. Electrical safety organization (abbr.)

12. 3 GHz to 30 GHz

14. Logs onto a hard drive

16. Frequency Division Duplex

18. Solid of rotation whose sides are the hypotenuse of a right triangle (pl.0

21. Unit of time (abbr.)

23. Morse Code for "from"

24. Parts _____

25. What is the name of the unit of angular measurement equal to one ninetieth of a right angle

28. Traditional term for a person who enjoys helping newcomers get started in ham radio - a mentor

30. Be behind in phase

31. The design component of total product cost (abbr.)

33. Readability, Signal, and Tone (QoS report type)

35. A series of numbers where there are as many numbers above it as below it in the series

37. Unix, Linux or Windows (abbr.)

38. Amateur radio operators

40. Automatic Calibration System (abbr.)

41. MS's server-side script engine for dynamically-generated web pages (abbr.)

43. Prefix meaning ground or earth

44. Unit of volume (abbr.)

45. ______-board

46. Signal-to-noise ratio (abbr.)

49. Peripheral Component Interface (abbr.)

50. Specialized mobile radio (abbr.)

52. _____ Percy Maxim, founder of the ARRL

55. Lowest operational frequency of a waveguide

57. Prefix meaning ground or earth

58. Chemical symbol for neptunium

60. Amateur radio operator who is qualified to administer Amateur Radio licensing examinations (abbr.)

61. Has a positive phase wrt a reference

62. Image file format name extension

64. The lowest region of the ionosphere found approximately 25 to 55 miles above Earth (hyph.)

66. Schematic label for voltage supply node

68. Sound frequency in the human hearing range (abbr.)

69. Chemical symbol for nickel

70. Chemical symbol for iron

71. Added signal content to offset losses or distortion

1. Geometrical figure defined as a curve in which every point is equidistant from a fixed point

2. Modulation type (abbr.)

3. Instrument for measuring current (pl.)

4. Logic family

5. Perform a quantum event by penetrating a seemingly impassable barrier

6. ___-AZIMUTH telescope mount

7. Chemical symbol for cesium

8. 30 GHz to 300 GHz

13. Frequency Division Duplex

15. Sudden, short-lived increase in voltage or current (pl.)

17. The "D" in DARPA

19. Applies a lubricant

20. Stock symbol for National Semiconductor

22. Chemical symbol for selenium

26. Greek letter used for coefficient of reflection (pl.)

27. World's 1st fully electronic digital computer (abbr.)

29. Type of flip-flop

32. Radio Amateurs of Canada (abbr.)

34. Prefix meaning temperature-related

36. Causing a voltage or current waveform to gradually die out

37. Regarding light

39. Chemical symbol for argon

42. System On Chip

43. Verified proper functionality of a product

44. Pass-Fail ________, defining limits for acceptance test

47. Unit of inductance (abbr.)

48. 36 inches

51. Web's most popular radio frequency engineering site (2 ltrs. + 1 wd.)

53. Government program to bring electricity to farms (abbr.)

54. Placed a blocking template over a PCB layout

56. PCB mask exposing ray (abbr.)

59. Peak Inverse Voltage

61. Glass device used for focusing light

63. U.S. Spectrum allocation agency

65. Polish a crystal to an exact frequency

67. Chemical symbol for cobalt

70. Chemical symbol for iron


See solution below

 

2021 Crosswords Archive

Visit the Crossword Express website - RF CafeTake a well-deserved break and try your hand at some of these goodies. Every word in the RF Cafe crossword puzzles is specifically related to engineering, mathematics, and science. There are no generic backfill words like many other puzzles give you, so you'll never see a clue asking for the name of a movie star or a mountain on the Russia-China border.

All of these crossword puzzles were created using the fabulous Crossword Express (now called "Magnum Opus") software.

2024 | 2023 |2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000

Cruciverbalist:

A cruciverbalist is a person who is skilled at creating or solving crossword puzzles. The term is a combination of "cruci-" from "crucifix," meaning cross, and "verbalist" from "verbal," indicating a person who deals with words. cruciverbalists are often responsible for designing crossword puzzles, and they possess a deep knowledge of wordplay, vocabulary, and the techniques used in constructing and solving crosswords. They aim to make puzzles that are both challenging and enjoyable for crossword enthusiasts.

December 26

December 19

December 12

December 5

November 28

November 21

November 14

November 7

October 31

October 24

October 17

October 10

October 3

September 26

September 19

September 12

September 5

August 29

August 22

August 15

August 8

August 1

July 25

July 18

July 11

July 4

June 27

June 20

June 13

June 6

May 30

May 23

May 16

May 9

May 2

April 25

April 18

April 11

April 4

March 28

March 21

March 14

March 7

February 28

February 21

February 14

February 7

January 31

January 24

January 17

January 10

January 3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Microwave Engineering Theme Crossword Puzzle Solution for March April 4th, 2021 - RF Cafe

Holzsworth
LadyBug RF Power Sensors

Exodus Advanced Communications Best in Class RF Amplifier SSPAs

Cafe Press