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RF Cafe Engineering Crossword Puzzle w/Weekly Headlines
December 31, 2017

At least 10 clues with an asterisk (*) in this crossword puzzle are pulled from this past week's (12/25 - 12/29) "Tech Industry Headlines" column on the RF Cafe homepage. For the sake of all the avid cruciverbalists amongst us, each week I create a new technology-themed crossword puzzle using only words related to engineering, science, mathematics, chemistry, physics, astronomy, etc. Enjoy!

cruciverbalist: [noun]  cruci- ("cross") +‎ verbal ("words") +‎ -ist ("agent, person") -- A person who constructs crosswords.

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 December 31, 2017

1. 2 x SSB

4. Another Radio _______ Joins ISS Crew *

8. Abbreviation for "power"

11. Unit of current

12. Country of RF Cafe's residency

13. The "L" in VLF

15. A common battery cell size

16. Radio Direction Finding (abbr.)

17. Max or min voltage of a waveform (abbr.)

18. Global System for Mobile Communications (abbr.)

21. Unit of inductance (abbr.)

22. Display type

23. Equivalent of Windows on Apple products

25. _____ Being Sued for 'Purposefully Slowing Down Older iPhone Models' *

26. Unit of apparent power (abbr.)

27. Chemical symbol for helium

28. International phonetic alphabet letter "T"

29. Type of flip-flop

31. Modulation technique that varies the width of pulses in a train (abbr.)

33. Front edge of a wing (abbr.)

34. Indium phosphide

37. Chemical symbol for einsteinium

39. A common battery cell size

40. Relative power level unit (abbr.)

43. Small DIP package (abbr.)

45. Its chemical symbol is Nb

46. Length times width

47. Sharp bends in I-V curves

48. Its chemical symbol is B

49. 1's and 0's

50. Transferred charge w/o physical contact

54. Boolean expression (pl.)

56. Last stage in transmitter (abbr., pl.)

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

58. 1/000 of an amp (abbr.)

59. A keyboard key

60. Chemical symbol for silver

61. Early predecessor to an online forum (abbr.)

63. Chemical symbol for antimony

65. Diac that can be turned back off

66. Chemical symbol for helium

67. 1.602E-19 Joules

69. Consequence of under sampling

71. What kind of a number is divisible only by itself and 1

73. Specialized mobile radio (abbr.)

76. Time delay (abbr.)

78. Ground fault interrupter (abbr.)

79. Chemical symbol for mendelevium

80. Automatic network analyzer (abbr.)

82. Uppermost surface

83. Last statement in a BASIC program

85. Agilent's EE design software (abbr.)

86. Effective Radiated Power (abbr.)

87. Add two or more inputs

88. Northrop Grumman Wins $23.2M EW _______ Contract to Counter IEDs *

89. U.K. equivalent of the IEEE

1. _____ Takes Chip Route to 'Unhackable' Computers *

2. Electronic component package type (abbr.)

3. Filter type (abbr.)

4. A type of digital modulation (abbr.)

5. 1/000 of an amp (abbr.)

6. Electrical safety organization (abbr.)

7. Type of memory

8. Programmable logic device (abbr.)

9. Ham abbreviation indicating contacts with all major land masses

10. One of Oldest U.S. _____ Stations to Go Dark *

12. One cutoff frequency specification for a bandpass filter

14. Color 9

18. Analog Devices Announces 2017 ____ Revenue up 49% YoY *

19. Chemical symbol for scandium

20. Megohm (abbr.)

23. 1e3 uV

24. Chemical symbol for selenium

30. China Leads World in Remote _______ Technology *

32. One of the Ws in WWW

33. Greek letter used for wavelength (pl.)

34. Network department (abbr.)

35. Rumored _____ 9 Takes Aim at High-End Mobile Market *

36. Unit of liquid volume (pl.)

38. Chemical symbol for silicon

39. Chemical symbol for gold

40. FCC Penalizes Marketer of Ham-Band _____ Audio-Visual Transmitters *

41. Forms a resistor lead

42. Chemical symbol for calcium

44. World's largest yearly convention of gadget and device manufacturers (abbr.)

46. Amateur Radio Association (abbr.)

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

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

52. Popular computer device interface (abbr.)

53. Electromagnetic (abbr.)

55. Chemical symbol for scandium

60. An angle that has less than 90 degrees

61. Connector vendor, now owned by FCI in St. Louis, Missouri

62. 2017 ____ Market Grows 20% *

64. VHF, UHF, ISM, for example

65. AT&T Files to Conduct 3.5 GHz _____ in Washington, D.C. *

66. Some __ Laptops Shipped with Hidden Keylogger *

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

70. Use a filter to assure the spectral content of transmitted signal

72. Band between RF and BB

74. Minutes of Use (abbr.)

75. Angular speed unit

77. The system than converts common website names to IP addresses (abbr.)

79. Lowest power level capable of being demodulated (abbr.)

80. Anatech Electronics Inc., (abbr.)

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

84. Chemical symbol for dysprosium

85. Modulation type (abbr.)

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.

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.

December 31

December 24

December 17

December 10

December 3

November 26

November 19

November 12

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October 22

October 15

October 8

October 1

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August 27

August 20

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July 16

July 9

July 2

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June 11

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April 2

March 26

March 19

March 12

March 5

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February 19

February 12

February 5

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January 8

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RF Cafe Engineering Crossword Solution w/Weekly Headlines December 31, 2017

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