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Radio Theme Crossword Puzzle
August 15, 2021

This Radio Theme crossword puzzle for August 15th, 2021, 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 Theme Crossword Puzzle for August 15th, 2021 - RF Cafe

1. MS database

5. Join a male and a female connector

9. Global System for Mobile Communications (abbr.)

10. Chemical symbol for manganese

11. 60 seconds

13. 1/100 meter (abbr.)

14. Exponent that returns the original number

15. Type of graph with a circular grid

16. Chemical symbol for tantalum

18. Unit of energy (pl.)

19. Filter type that blocks frequencies in a specified band (abbr.)

20. Chemical symbol for radon

21. Opposite of a LO

22. Type of flip-flop

23. Battery vendor

26. Semiconductor lamp

29. One component of a complex number (abbr.)

30. Difference in voltage between the surface of the diffuse layer surrounding a colloidal particle and the bulk liquid beyond (2 wds.)

33. Chemical symbol for beryllium

34. Unit of length equal to 5.5 yards

36. Creating an electric coronal discharge

40. Mr. Piper's famous yellow airplane

42. Term indicating profitability of a company (abbr.)

43. Being exactly the same in mathematics

45. Greek letter

47. 1/000 of an amp (abbr.)

50. Rms current times rms voltage (2 wds.)

53. Pure carrier (abbr.)

55. Transmit Incremental Tuning (abbr.)

56. Amateur radio operators trade this with each other after making contact (2 wds.)

58. Centimeter (abbr.)

59. Type of logic gate

60. Upper frequency (abbr.)

61. Electromagnetic (abbr.)

62. The Brits call it a valve

63. Chemical symbol for selenium

64. Control and monitoring board

67. Finite Element Analysis (abbr.)

68. Read-only (abbr.)

69. Unit of angular measurement equal to one ninetieth of a right angle

71. Test equipment (abbr.)

72. Personal Handy Phone System (abbr.)

74. Physical unit by which power is measured

75. Mr. Pascal's first name

1. Chemical symbol for arsenic

2. Logic family

3. Using Earth's natural satellite as a passive reflector to establish a signal path (abbr.)

4. Chemical symbol for tin

5. 1/000 of an inch

6. Association of North American Radio Clubs

7. Another word for each complete winding of an inductor

8. Radio signals from the cosmos (abbr.)

9. General Mobile Radio Service (abbr.)

11. Chemical symbol for molybdenum

12. Ethoxyethane

13. Frequency unit

15. Device used to make contact with a point to be measured

17. Part of CAD

19. Word used in describing 2-D and 3-D object dimensions; i.e., 10 mm __ 25 mm

24. Its unit is the dalton (2 wds.)

25. "Pi" pad, "T" pad, etc.

27. Set of poles

28. Precision approach radar (abbr.)

31. Chemical symbol for niobium

32. Plural of locus

35. Device under test (abbr.)

36. Chemical symbol for strontium

37. Type of e-mail address system (abbr.)

38. Active Electronically Scanned Array (abbr.)

39. Electronics manufacturer with "meatball" logo

41. Word used in describing 2-D and 3-D object dimensions; i.e., 10 mm __ 25 mm

44. Low altitude earth orbit

46. Innovative Power Products, Holbrook, NY (abbr.)

48. Chemical symbol for argon

49. Temperature-compensated crystal oscillator (abbr., pl.)

51. A popular spreadsheet

52. International phonetic alphabet letter "R"

54. Sent a telegram

56. Unit of liquid volume

57. Modulation type (abbr.)

58. Citizens Broadband Radio Service (abbr.)

60. Field Programmable Gate Array (abbr.)

62. Transformer interwinding connections

65. On-the-air meeting of hams at a set time, day and radio frequency

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

67. Finite Element Analysis (abbr.)

70. Modern battlefield technique (abbr.)

71. Chemical symbol for thallium

73. Chemical symbol for helium

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.

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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

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Radio Theme Crossword Puzzle Solution for August 15th, 2021 - RF Cafe

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