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RF Cafe Engineering Crossword Puzzle w/Weekly Headlines
September 17, 2017

For the sake of avid cruciverbalists amongst us, each week I create a new crossword puzzle that has a theme related to engineering, mathematics, chemistry, physics, and other technical words. At least 10 clues in this puzzle with an asterisk (*) are pulled from this past week's (9/11 - 9/15) "Tech Industry Headlines" column on the RF Cafe homepage. Enjoy!

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

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

RF Cafe Engineering Crossword Puzzle w/Weekly Headlines September 17, 2017

1. Wide-_______ Developments: What You Need to Know *

6. Powerful mathematics software used by engineers

10. Using the moon as a passive reflector to establish a signal path; moonbounce (abbr.)

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

13. Type of distribution, squared

15. Chemical symbol for ytterbium

17. Semi Chip Execs More Bullish on ___ Lithography *

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

20. Chemical symbol for iron

21. Chemical symbol for lanthanum

22. Digital encoding of the transmission mode in the vertical sync portion of an SSTV image (abbr.)

24. Qualcomm and _____ to Cooperate on 5G New Radio Release-15 Specs *

25. Professional, Citizen Research Suggests _______ Briefly Affected HF Propagation *

26. Unit for 1,000,000 watt-seconds (abbr.)

28. Test point (abbr.)

30. Researchers Print the Unprintable: ______ *

34. Radio control system manufacturer

38. Chemical symbol for radium

39. International phonetic alphabet letter "P"

40. 2 Radio ________ Are Among 3 New ISS Crew Members *

44. A coherent monochrome light source

46. 5G Startup Aims to Beat Intel, ________ *

48. What glass device is used for focusing light

51. Chemical symbol for chlorine

52. Image storage format

53. Soak up RF energy

56. Chemical symbol for antimony

58. Modern battlefield technique (abbr.)

60. _______ Explores LPGAN Tech for Space-Based IoT *

64. Another word for each complete winding of an inductor (pl.)

67. Positive voltage lead color

68. Chemical symbol for europium

69. Time delay (abbr.)

70. Chemical symbol for aluminum

71. Programmable Logic Device (abbr.)

74. Local Oscillator (abbr.)

75. Mate to a bolt

77. Ratio of circumference to diameter

78. 2 Radio Amateurs Are Among 3 New ___ Crew Members *

80. Has ______ Become a National Threat? *

81. Multiplies out a factored expression

1. He stated the law that the pressure of a given mass of gas is inversely proportional to its volume at constant temperature

2. Chemical symbol for neon

3. Direct Memory Access (abbr.)

4. Electronics manufacturer with "meatball" logo

5. A digital counter input line to establish an initial value

7. Type of current flow (abbr.)

8. Code for a type of electrical wire insulation

9. High power density battery chemistry (abbr.)

12. Chemical symbol for europium

14. Finite Element Analysis (abbr.)

16. Data safeguard

18. Volt-ohmmeter (abbr.)

20. First-in, first-out, abbr.

22. Abbreviation for peak voltage

23. Network department (abbr.)

27. Type of flip flop

29. The fourth state of matter, which occurs in stars and fusion reactors (pl.)

31. A digital counter input line to establish an initial value

32. Greek letter

33. Transportation accident investigation agency (abbr.)

35. Chemical symbol for tantalum

36. The American manned lunar project

37. Stock symbol for Boeing

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

42. Chemical symbol for argon

43. Prefix meaning "water"

44. Local Oscillator (abbr.)

45. Modulation type (abbr.)

47. Automatic Calibration System (abbr.)

48. Chemical symbol for lithium

49. Home state of Los Alamos lab (abbr.)

50. Mr. Morse's first name

54. Bit rate unit

55. Chemical symbol for beryllium

57. Spurious signal produced in a receiver

59. Wireless application protocol (abbr.)

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

62. Opposite of O.D.

63. Elementary particles

64. Logic family (abbr.)

65. 10E-9 numerical prefix

66. Threaded tuning rod in a coil

72. Filter type that blocks upper frequencies (abbr.)

73. Country of RF Cafe's residency

76. Chemical symbol for thallium

78. Internet protocol (abbr.)

79. Chemical symbol for tin

See solution below


2017 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.

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RF Cafe Engineering Crossword Solution w/Weekly Headlines September 17, 2017

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