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Radio Technology Theme Crossword Puzzle
September 26th, 2021

This Radio Technology Theme crossword puzzle for September 26th contains only words and clues related to engineering, mathematics, chemistry, physics, and other technical words. 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., Hedy Lamarr or the Bikini Atoll). 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

Radio Technology Theme Crossword Puzzle for September 26th, 2021 - RF Cafe

1. Its chemical symbol is Ru

5. Mr. Joule's first name

9. Chemical symbol for aluminum

10. Lunar depression

13. Code used for automating software task

17. Chemical symbol for chlorine

18. A length of transmission line that is open or shorted at one end

19. Service-Independent Building Blocks

22. Network department (abbr.)

23. Chemical symbol for neodymium

25. Electrical safety organization (abbr.)

26. Chemical symbol for bismuth

27. Write-Once (abbr.)

28. Chemical symbol for neon

29. A common battery cell size

30. Greek letter

32. Chemical symbol for chromium

33. Orthogonal frequency-division multiplexing (abbr.)

34. 10 decibels

36. Part of a FOR loop

37. Code for a type of electrical wire insulation

38. Angular distance between one event and another in a regularly recurring cycle

40. Chemical symbol for cesium

41. Maximum Usable Frequency

42. S12 or S21 (abbr.)

43. The "E" in BER

45. Semiconductor device type (abbr.)

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

48. Quantum electron property

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

50. Greek letter used for coefficient of reflection

52. Modulation type (abbr.)

53. Part of a male connector

54. Chemical symbol for iron

55. Does a total memory transfer

58. Mr. Gauss' first name

60. Chemical symbol for praseodymium

61. Indium phosphide (abbr.)

62. World Amateur Radio Conference

64. Army-Navy specification prefix

65. Computer monitor resolution measure (abbr.)

67. The computer in 2001: A Space Odyssey

68. Chemical symbol for tantalum

69. Coefficient of temperature (abbr.)

71. Filter type that blocks lower frequencies (abbr.)

72. Abbreviation for peak voltage

74. Ratio of circumference to diameter

75. Infrared (abbr.)

76. Small Office/Home Office (abbr.)

77. Semiconductor lamps

79. Amateur radio abbreviation for the Oceania region (abbr.)

80. Seventh planet from the sun

81. A final surface coating

86. Chemical symbol for radon

87. Divides the signal into pieces

88. Go beyond the steady-state voltage output

1. Term used to denote transmission of sound, video, data, etc. (2 wds.)

2. Electrical safety organization (abbr.)

3. Waveform described by a Dirac delta function (pl.)

4. Unit of frequency (archaic, abbr.)

5. Intel x86 command for " jump if above"

6. PC follower

7. Akin to an EE, CE, AE, etc.

8. Chemical symbol for erbium

11. Fundamental electrical component w/units of ohms (pl.)

12. AC (2 wds.)

13. SIgnal to Noise And Distortion (abbr.)

14. Type of flip-flop

15. International Telecommunications Union

16. Chemical symbol for terbium

17. Connector vendor

20. Bandwidth (abbr.)

21. Threaded fasteners

24. Cause a voltage or current waveform to gradually die out

26. Filter type that blocks frequencies below and above a specified band (abbr.)

31. Galilean moon

34. Strong, lightweight wood

35. Mr. de Forest's first name

39. Device for allowing two surfaces to rotate wrt each other

40. Use a squeezing tool for attaching a wire lug

44. The LM741 was the first

47. A solid not having a repetitive three-dimensional pattern of atoms

51. Ticker symbol for Analog Devices

54. Area on a shaft for accommodating a setscrew (pl.)

56. The cosmos

57. ____ Meet, a Ham's flea market

59. Association of North American Radio Clubs

60. Min-to-max voltage of a waveform (abbr.)

63. Consequence of under sampling

66. Internet protocol (abbr.)

70. Chemical symbol for cobalt

73. BlackBerry or Palm for example (abbr.)

77. Chemical symbol for lutetium

78. Chemical symbol for tin

81. Unit of inductance (abbr.)

82. Satellite of Jupiter discovered by Galileo

83. Chemical symbol for neptunium

84. Network department (abbr.)

85. Chemical symbol for holmium

86. Read-only (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 | Sudoku


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.

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Radio Technology Theme Crossword Puzzle Solution for September 26, 2021 - RF Cafe

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