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RF Cafe Engineering Crossword Puzzle w/Weekly Headlines
December 10, 2017

At least 10 clues in this puzzle with an asterisk (*) are pulled from this past week's (12/4 - 12/8) "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 10, 2017

1. ___ Tool Sales Decline for 4th Straight Month *

4. Apple Countersues Qualcomm in Court Fight over _______, Royalties *

8. Automatic repeat request used in AMTOR (abbr.)

11. Nuclear explosion byproduct harmful to electronics (abbr.)

12. ___ Chip Vendor Snags $15M in Funding *

13. Mr. de Forest's first name

15. Greek letter

16. Radio Direction Finding (abbr.)

17. Chemical symbol for erbium

18. 2 x SSB

21. Coefficient of temperature (abbr.)

22. Electromagnetic interference (abbr.)

23. _____ High Sierra Flaw Creates High Anxiety *

25. The highest numerical exponent describes this property of a polynomial

26. PC follower

27. Chemical symbol for helium

28. Metal Plate _____ Resistors Handle High Currents *

29. Chemical symbol for gadolinium

31. The Microwave Office software company (abbr.)

33. Chemical symbol for niobium

34. Ham's code for "Shall I increase power?"

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

39. Chemical symbol for beryllium

40. Airflow rate (abbr.)

43. Medium for storing large amounts of digital data

45. Amateur Radio-Carrying D-Star One _______ Among Spacecraft Apparently Lost *

46. Another name for a test lead

47. Defense Advanced Research Projects Agency

48. H2O

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

50. Discoverer of Jupiter's moons

54. UK High ____ Catapult Programmes Fall Short *

56. Effective Radiated Power (abbr.)

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

58. Type of matrix barcode used with laser scanning(abbr.)

59. Peak envelope power (abbr.)

60. Army-Navy specification prefix

61. Logic family (abbr.)

63. 1,000 seconds (abbr.)

65. Smartphone Addiction Creates Imbalance in _____ *

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

67. Modulation type (abbr.)

69. One cutoff frequency specification for a bandpass filter

71. C# statement that ensures Dispose is called even if an exception occurs

73. Low Noise Amplifier (abbr.)

76. Unix, Linux or Windows (abbr.)

78. Time division duplex (abbr.)

79. Abbreviation for peak voltage

80. Frequency Division Duplex

82. Temporary Engineering Change document (abbr.)

83. Nordic Mobile Telephone

85. Gary Breed's fine magazine on RF & microwaves topics (abbr.)

86. Ticker symbol for Analog Devices

87. Official Space Shuttle designation (abbr.)

88. Movement of air

89. 2-way conversation, Ham term

1. Prefix indicating magnetic properties

2. Stock symbol for Advanced Micro Devices

3. Filter type (abbr.)

4. Precision approach radar (abbr.)

5. Army-Navy specification prefix

6. Chemical symbol for thallium

7. Adjust a pot

8. Automated Test Equipment (abbr.)

9. Type of data storage IC

10. Reduce noise

12. Mr. Ohm's first name

14. Exalted-Carrier Single Sideband (abbr.)

18. Digital intelligence

19. Chemical symbol for scandium

20. Inventor of the pre-quantum atomic model

23. 1/000 of an amp (abbr.)

24. Chemical symbol for selenium

30. In geometry, what is a figure having ten straight sides called

32. 3-phase transformer configuration

33. Europe Export Drive Is Target of Leeds-Based Tech _______ *

34. Unit of liquid measure (abbr.)

35. Infineon's 77 GHz _____ ICs Used in Audi A8 Production *

36. The LM741 was the first

38. Chemical symbol for europium

39. Stock symbol for Boeing

40. Slow flow of metal when under high temperature or great pressure

41. In physics, what is it that is required to causes a change in the motion of a body

42. Chemical symbol for mendelevium

44. Effective Radiated Power (abbr.)

46. Push to Talk (abbr.)

49. Morse Code for "from"

51. Type of current flow (abbr.)

52. Newest buzz phrase for ubiquitous remote control and monitoring of everything (abbr.)

53. Equalizer (abbr.)

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

60. Negatively charged ion

61. Canadian Government Sets up 5G ____ Site in Ottawa *

62. PCB metal area where component leads attach

64. Rise over run, 1st derivative

65. Threaded fasteners

66. Greek letter (micro)

68. Chemical symbol for magnesium

70. Cumulus _____ Files for Chapter 11 *

72. Opposite of O.D.

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

75. Automatic Calibration System (abbr.)

77. Miniature threaded RF connector

79. Organization for former military members

80. List of answers to commonly desired information about a product or service (abbr.)

81. Direct Digital Synthesis (abbr.)

84. Semiconductor and calculator company (abbr.)

85. Chemical symbol for holmium

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 Soultion December 10, 2017

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