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RF Cafe Engineering Crossword Puzzle w/Weekly Headlines
July 16, 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. Clues in this puzzle with an asterisk (*) are pulled from this past week's (7/7 - 7/14) "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

Engineering & Technical Headlines Crossword Puzzle - RF Cafe

1. Million samples per second

5. _____ to Celebrate 20th Anniversary with SSTV Event *

8. Adjust

12. Transformer interwinding connections

14. Chemical symbol for erbium

15. Chemical symbol for scandium

17. Fourth largest asteroid

19. Asynchronous Communication Interface Adapter (abbr.)

20. U.S. House Armed Services Panel Would Create Space Force *

21. Type of graph with a circular grid

22. Apollo 11 astronaut ____ Armstrong

24. Abbreviation for minimum voltage

25. Chemical symbol for thallium

26. Half of DSB

27. Attenuator

28. Chemical symbol for manganese

29. Chemical symbol for nobelium

31. Chemical symbol for radium

32. Chemical symbol for manganese

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

35. Unit of frequency (archaic, abbr.)

36. Chemical symbol for erbium

38. Chemical symbol for aluminum

39. Anatech Electronics Inc., (abbr.)

40. Rate of a radar transmitter's output waveform (abbr.)

41. Environmental barrier device

44. BIRDS-1 _______s Deployed from ISS, Carry Amateur Radio Payloads *

46. Indium Gallium Arsenide semiconductor

49. Government program to bring electricity to farms (abbr.)

51. Chemical symbol for mercury

52. Chemical symbol for silicon

53. Radio Direction Finding (abbr.)

54. Electronic component package type (abbr.)

56. The "B" in BER

58. The "N" in SNR (pl.)

59. Maximum distances in orbits around the sun

60. Alter the relations between the parts of a structure or shape by applying an external force

61. Multifunctional silicon devices (abbr., pl.)

64. Network file transfer protocol (abbr.)

66. Cooling device

68. Chemical symbol for einsteinium

70. Switch position

71. Unit of resistance

75. Registered an event

77. _______ on the Move Turns Your Walk into Ungainly Lollop *

78. Causes circuit path with very low or 0 ohms of impedance

80. Software drafting tool (abbr.)

82. Original Equipment Manufacturer (abbr.)

84. Sound frequency in the human hearing range (abbr.)

85. Chemical symbol for antimony

86. Chemical symbol for chlorine

87. Yard (abbr.)

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

90. Electrical safety organization (abbr.)

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

93. Chemical symbol for polonium

94. Cellphone band just below PCS

96. 1/000 of an inch

98. Chemical symbol for rubidium

100. PC follower

101. Erbium Doped Fiber Amplifier (abbr.)

102. Connector vendor headquartered in Bristol, PA

104. The "G" in AWG

105. A crescent shaped figure formed on a sphere or plane by two intersecting arcs

106. Started as HPIB

108. Type of current

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

110. Type of unidirectional antenna

112. Equipment

113. Base of the octal number system

114. Join a male and a female connector

2. NASA Wants ____ ____ Style 'Tricorder' for Mars *

3. Last stage in a transmitter (abbr.)

4. Switch configuration (abbr.)

5. Amateur Radio Emergency Service (abbr.)

6. International Reply Coupon (abbr.)

7. Solid state power amplifier (abbr.)

8. Another word for each complete winding of an inductor

9. Chemical symbol for radon

10. Type of radiation that has sufficient energy to knock electrons free from their orbits

11. Electronic warfare defense (abbr.)

13. Continuous curve constructed so as to pass through a given set of points

14. Exalted-Carrier Single Sideband (abbr.)

16. Coder/decoder (abbr.)

17. Navy Moves Next-Gen ______ EW to Next Phase *

18. Part of a male connector

19. Mean, geometric, rolling, etc.

23. Coaxial cable type with minimum signal attenuation (2 wds.)

30. A type of frequency compensation used in an electronic amplifier in which a capacitor is introduced between the input and output sides of the amplifier (2 wds.)

32. Join a male and a female connector

34. Mate to a socket

35. Stephen ____ - popular author on microwave circuit design

37. There Are Plenty of ____-Blocking Products, but Do You Need Them? *

42. Industry Giddy as Curtain Rises on _______ West *

43. Chemical symbol for erbium

44. Novel _______ and Architecture for Portable O-Scopes "

45. Adding solder to the tip of a soldering iron

47. A measure of receiver quality (abbr.)

48. Ham Radio _______ WB6RQN Reaches Approximate Half-Way Point of Round-the-World Flight *

50. A common battery cell size

53. Type of flip-flop

54. Semiconductor On Insulator (abbr.)

55. Satellite TV system

56. Notch type filter (abbr.)

57. End of soldering iron

62. Chemical symbol for tin

63. Read-only (abbr.)

65. Multivibrator type

66. Chemical symbol for iron

67. Type of data conversion device (abbr., pl.)

69. Impenetrable physical barrier

70. The "O" in ROM

72. High-speed multimedia (abbr.)

73. Unit of inductance (abbr.)

74. Prevent the direct physical transfer of signals from one point to another

76. Demand Surge Causes ________ of Components *

79. Radio term for an unconventional frequency separation between input and output frequencies (2 wds.)

81. Soak up RF energy

83. Treatment Uses RF ______ to Provide Relief from Chronic Knee Pain *

86. The "C" in BCD

88. Increase in elapsed time before a signal begins

92. BlackBerry or Palm for example (abbr.)

93. Set of poles

95. Certificate of Successful Completion of Examination (abbr.)

97. A three-terminal power semiconductor device noted for high efficiency and fast switching (abbr.)

99. Light ray

100. Automatic network analyzer (abbr.)

103. Unit of energy

107. Last stage in a transmitter (abbr.)

111. Chemical symbol for gallium

See solution below


2017 Crosswords Archive
Visit the Crossword Express website - RF CafeTake a break from the drudgery by trying 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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