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Eastern Iowa DX Association Crossword Puzzle
January 10, 2016

Eastern Iowa DX Association (EIDXA) logo - RF CafeJerry Rappel (WWØE), current VP of the Eastern Iowa DX Association (EIDXA) and newsletter editor, contacted me about using one of the weekly engineering-themed crossword puzzles in the group's newsletter. I responded by offering to create a custom crossword for them. The result is this week's puzzle. Clues for words specific to EIDXA have asterisks (*) after them. All the rest of the words are related to engineering and science.

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

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

Eastern Iowa DX Association Crossword Puzzle for January 10, 2016 - RF Cafe

1. Measures of voltage

7. Ratio of circumference to diameter

8. Chemical symbol for aluminum

10. Chemical symbol for selenium

12. Chemical symbol for beryllium

13. The 'I' in EIDXA*

14. Radio term for indicating the end of a transmission segment

16. Ham abbreviation for "distant station" and part of the Eastern Iowa DX Association abbreviation*

18. Current EIDXA VP Jerry ______ (WWØE)*

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

21. Network department (abbr.)

23. Semiconductor and calculator company (abbr.)

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

25. Change connector type

28. ___-back transformer

30. Chemical symbol for radon

31. ___-back transformer

32. Stock symbol for Boeing

33. Infrared (abbr.)

35. Related to FM by a differential

37. Association of North American Radio Clubs

39. Optical cross-connect (abbr.)

41. RF connector type

42. Arithmetic Logic Unit (abbr.)

44. The 'E' in EIDXA*

47. Antenna (abbr.)

50. Test document for verifying proper function (abbr.)

52. Early computer display screen resolution (abbr.)

54. Abbreviation for the Eastern Iowa DX Association*

56. Chemical symbol for scandium

58. Chemical symbol for aluminum

59. Chemical symbol for cadmium

60. CDMA Development Group (abbr.)

61. One type of electron spin

63. Electrical overstress (abbr.)

64. Ethoxyethane

66. Powers pneumatic devices

68. JavaScript (abbr.)

69. Chemical symbol for silicon

70. Chemical symbol for nobelium

71. Sailplane

76. Related to FM by a differential

77. First EIDXA President ____ Jaksa (WAØVDX)*

79. Move in a raster pattern

80. Chemical symbol for silver

81. Unit of length (abbr.)

82. European equivalent to the U.L.

84. Modern battlefield technique (abbr.)

86. Temperature sensitive semiconductor that has a negative temperature coefficient of resistance

1. The 'A' in EIDXA*

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

3. Constellation: The scales

4. Chemical symbol for tantalum

5. Electrical safety organization (abbr.)

6. Electronic Variable Optical Attenuator (abbr.)

9. Keyboard character deleter

11. 1.602E-19 Joules

15. Chemical symbol for erbium

16. Printer resolution abbreviation

17. Chemical symbol for xenon

19. Push to Talk (abbr.)

20. Chemical symbol for lead

22. Time delay (abbr.)

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

26. Chemical symbol for argon

27. Silicon transistor type

28. Type of screw (2 wds., pl.)

29. First EIDXA VP ____ Schriner (WØPCO)*

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

34. Mate to a TX

36. Surfaces for pointing device (pl., 2 wds.)

38. Type of current flow (abbr.)

40. Software engineering tool (abbr.)

43. Chemical symbol for lanthanum

45. Chemical symbol for radon

46. Negative temperature coefficient (abbr.)

48. Heat measuring instrument

49. Device that performs a motivating function

50. Analog-to-Digital (abbr.)

51. Temperature-compensated crystal oscillator

53. Chemical symbol for gallium

55. Opposite of O.D.

57. Trim a piece of Kapton tape to length

62. Unit of inductance (abbr.)

63. Chemical symbol for erbium

64. IC killer (abbr.)

65. Chemical symbol for einsteinium

67. Galilean moon

68. First EIDXA Treasurer-Secretary ____ Spencer (WØFHE)*

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

73. Quickly changing portions of waveforms

74. Chemical symbol for radium

75. Radio signal route

78. 300 Hz to 3 kHz in audio (abbr.)

82. Chemical symbol for chromium

83. Electromagnetic (abbr.)

85. Weight (abbr.)

See solution below


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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Eastern Iowa DX Association Crossword Puzzle Solution for January 10, 2016 - RF Cafe

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RF Cafe began life in 1996 as "RF Tools" in an AOL screen name web space totaling 2 MB. Its primary purpose was to provide me with ready access to commonly needed formulas and reference material while performing my work as an RF system and circuit design engineer. The World Wide Web (Internet) was largely an unknown entity at the time and bandwidth was a scarce commodity. Dial-up modems blazed along at 14.4 kbps while tying up your telephone line, and a nice lady's voice announced "You've Got Mail" when a new message arrived...

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