May 9, 2010 Engineering & Science Crossword Puzzle
Happy Mother's Day!

2010 Engineering & Science Crossword Puzzles

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.

- Dec 19, Dec 12, Dec 5

- Nov 28, Nov 21, Nov 14, Nov 7

- Oct 31, Oct 24, Oct 17, Oct 10, Oct 3

- Sep 26, Sep 12, Sep 5

- Aug 29, Aug 22

- Jul 25, Jul 18, Jul 11, Jul 4

- Jun 27, Jun 20, Jun 13, Jun 6

- May 30, May 23, May 16, May 9, May 2

- Apr 25, Apr 18, Apr 11, Apr 4

- Mar 28, Mar 21, Mar 14, Mar 7

- Feb 28, Feb 21, Feb 14, Feb 7

- Jan 31, Jan 24, Jan 17, Jan 10, Jan 3


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

RF Cafe - Engineering & Science Crossword Puzzle, 5-9-2010

ACROSS

1. Form for winding inductors

6. _____ Instruments, a programmable delay line manufacturer in Bellevue, WA

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

12. Type of component package (abbr.)

14. _____ Microwave East (part of L3-Com), RF component manufacturer located in Hauppauge, NY

16. Chemical symbol for scandium

17. Adjective describing a device that requires an applied voltage to operate

20. A measure of receiver quality (abbr.)

21. IC killer (abbr.)

22. Logical gate type (pl.)

24. Chemical symbol for krypton

25. Electrical overstress (abbr.)

28. Between-series connectors

32. Hz

34. Mate to a TX

35. Software drafting tool (abbr.)

38. Electronics Industry Association (abbr.)

40. Chemical symbol for bismuth

41. CW signal onto which information is modulated

42. Low- to mid- frequency RF connector

43. Collection of electronic records (abbr.)

45. Threaded tuning rod in a coil

47. Branch of the armed forces

49. Chemical symbol for europium

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

53. The "S" in SAW

56. Chemical symbol for magnesium

57. Greek letter often used to represent an angle

59. Add two or more inputs

60. Chemical symbol for tantalum

62. One system's phonetic letter "z"

65. Emitting or reflecting usually steady, suffused, or glowing light

68. Ham abbreviation indicating contacts with all major land masses

70. Multifunctional silicon devices (abbr.)

71. International phonetic alphabet letter "P"

72. ___/IP scheme for networked connectivity

74. Method of connecting redundant power supplies

75. Engineering university located in Palo Alto, CA

78. Chemical symbol for lithium

79. Printer manufacturer

82. 1.602E-19 Joules

83. Once around a circuit

84. _____ International, wireless modules & products supplier in Fairfield, CT

85. ___-___ RF switch manufacturer in Ventura, CA

DOWN

1. Largest broadcaster in the UK (abbr.)

2. Unix, Linux or Windows (abbr.)

3. Strong, lightweight wood

4. Negative temperature coefficient (abbr.)

5. Airport Surveillance Radar (abbr.)

7. Switch position

8. Computer communication schemes (abbr.)

9. Notch type filter (abbr.)

10. Yard (abbr.)

11. RF engineer's degree

13. Search for data (slang)

15. Automatic Packet Position Reporting System (abbr.)

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

18. Type of current

19. Referring to electrical supply cables

23. Type of flip-flop

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

27. ________ Microwave, RF components & systems manufacturer w/HQ in Fairview, PA

29. Geometric solid having two ends which are similar, equal, and parallel rectilinear figures, and sides which are parallelograms

30. Mate to an RX

31. ________ Microwave, passive RF component manufacturer in Fairview, TX

33. Chemical symbol for silicon

35. Chemical symbol for chromium

36. Morse Code for "from"

37. Chemical symbol for antimony

39. Analog-to-Digital (abbr.)

41. Chemical symbol for copper

44. Data safeguards

46. Name of the first series in the spectrum of hydrogen

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

50. One type of electron spin

52. Chemical symbol for selenium

54. Unit of time (abbr.)

55. Type of modulation (abbr.)

58. Abbreviation for Hertz

60. Semiconductor and calculator company (abbr.)

61. Under self-control (prefix)

63. 10^1 numerical prefix

64. Trigger diode that conducts current only after its breakdown voltage has been exceeded momentarily

65. Chemical symbol for lanthanum

66. Join a male and a female connector

67. Threaded fastener

69. IC

71. Type of data storage IC (abbr.)

73. Chemical symbol for palladium

74. Exponent that returns the original number

76. A feedback scheme to level out the receiver audio volume (abbr.)

77. Frequency Division Duplex

78. Direction of carbon fiber strands

80. Chemical symbol for aluminum

81. Chemical symbol for nobelium

83. Front edge of a wing (abbr.)


See solution below

RF Cafe - Engineering & Science Crossword, 5-9-2010