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Wireless Theme Crossword Puzzle
May 2, 2021

This Wireless Theme Crossword Puzzle for May 2nd 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

Wireless Theme Crossword Puzzle for May 2nd, 2021 - RF Cafe

ACROSS DOWN
1. Rms current times rms voltage (2 wds.)

10. Ticker symbol for Analog Devices

11. Consequence of under sampling

12. 300 MHz to 3 GHz

14. Schematic label for voltage supply node

17. Network file transfer protocol (abbr.)

18. Curly-Q type light bulb (abbr.)

20. On a waveform, a _____ min or max

21. Tied a bundle of wires together

23. End of transmission (abbr.)

24. milliampere-hour (abbr.)

26. Radio Direction Finding (abbr.)

28. Modern battlefield technique (abbr.)

29. Chemical symbol for einsteinium

30. Automated Test Equipment (abbr.)

31. Chemical symbol for europium

33. Chemical symbol for selenium

34. PC follower

35. Length times width (pl.)

37. 300 Hz to 3 kHz in audio (abbr.)

39. Chemical symbol for chromium

40. RF connector type

41. Uppermost surface

43. Chemical symbol for radon

45. Unit of time (abbr.)

46. Digital storage oscilloscope (abbr.)

47. Electronics Industry Association (abbr.)

48. Schema for computer or device presentation to the operator (abbr.)

49. Length times width

51. Association of North American Radio Clubs

53. High-speed multimedia (abbr.)

55. 10E-2 numerical prefix

57. Precision landing system (abbr.)

58. Radio signal route (pl.)

59. Small representative graphic

61. International phonetic alphabet letter "Z"

62. Coordinated Universal Time (abbr.)

64. Akin to EEs, CEs, AEs, etc. (abbr., pl.)

67. Chemical symbol for silicon

68. Coefficient of temperature (abbr.)

70. Chemical symbol for chlorine

72. Unit of frequency (archaic, abbr.)

73. Instrument for measuring potential difference using a taut band indicator (2 wds.)

1. Analog-to-Digital (abbr.)

2. Point of rotation

3. Chemical symbol for radium

4. 30 Hz to 300 Hz

5. Type of aircraft dope

6. Transformer interwinding connection

7. Unit of time (abbr.)

8. Swiss mathematician who extensively studied complex numbers

9. Chemical symbol for rhodium

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

13. Small unit of capacitance (abbr.)

15. Unit of volume (abbr.)

16. Common shorthand reference for a capacitor (pl.)

18. RF ____, the world's best engineering website

19. A BPF specification (abbr.)

20. The "L" in VLF

22. Direct Digital Synthesis (abbr.)

23. BS__ - the degree held by many RF Cafe visitors

24. Father of radio

25. Vacuum tube element that causes free electrons for current flow (pl.)

27. Chemical symbol for iron

29. Radio signals from the cosmos (abbr.)

32. PCB mask exposing ray (abbr.)

34. The "As" in GaAs

35. Most protruding part of planetary rings as seen from distance

36. Small DIP package (abbr.)

38. Portion of a cone which remains when its upper part has been cut off by a plane parallel to its base

39. Chemically react to harden

40. Time delay (abbr.)

42. Last stage in a transmitter (abbr.)

44. Battery cell chemistry type (abbr.)

49. Type of current flow (abbr.)

50. System for guiding aircraft (abbr.)

52. Fraction of incident light or radiation reflected by a surface or body

53. The computer in 2001: A Space Odyssey

54. 1E6 nanoseconds

56. Galilean moon

58. Chemical symbol for plutonium

60. Chemical symbol for neodymium

61. Chemical symbol for zinc

62. Country of RF Cafe's residency

63. Chemical element abbreviated Sn

65. Using the Earth's natural satellite as a passive reflector to establish an RF signal path (abbr.)

66. Special diode type that can be switched (abbr.)

68. Chemical symbol for thallium

69. Chemical symbol for cobalt

70. Centimeter (abbr.)

71. Front edge of a wing (abbr.)


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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Wireless Theme Crossword Solution for May 2nd, 2021 - RF Cafe

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