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RF Cafe Engineering Crossword Puzzle w/Weekly Headlines
February 12, 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 (2/6 - 2/10) "High Tech News" column on the RF Cafe homepage (see the Headline Archives page for help). Enjoy!

Reproduction of this puzzle without the express permission of RF Cafe is prohibited.
acr. = acronym, abbr. = abbreviation, pl. = plural, wds. = words

RF Cafe Crossword Puzzle w/Weekly Headlines February 12, 2017 - RF Cafe

1. The QST _______ Design Competition is Under Way*
8. Oldest, Longest-Licensed U.S. Ham Charles _______, W2RP, SK*
14. Exalted-Carrier Single Sideband (abbr.)
15. Term used in soldering to achieve the condition that occurs when the metals being soldered are hot enough to melt the solder so it flows over the surface
17. The scalar component of velocity
19. A concern of Boolean equations
22. Lubricant
24. The constellation in which Canopus is located
25. 12 inches
26. Hub of the solar system
28. A measure of receiver quality (abbr.)
29. Chemical symbol for neptunium
30. 30 Hz to 300 Hz
31. Amateur radio abbreviation for the Oceania region (abbr.)
33. Chemical symbol for tin
34. International phonetic alphabet letter "Q"
37. Configured a switch to break electrical contact
39. Chemical symbol for einsteinium
41. Regarding light
42. __ Maker Unlawfully Tracked Viewing Habits*
43. Mr. Tesla's first name
44. PC Card - with 68 pin interface
45. Lunar 'seas'
46. A common battery cell size
48. FCC Confirms $15k Fine for Unlicensed _____ Operation*
50. Front end of a rocket (pl.)
53. Chemical symbol for lithium
54. Coefficient of temperature (abbr.)
55. Type of logic gate (pl.)
56. Chemical symbol for antimony
58. Chemical symbol for platinum
59. Engineering Change Order (abbr.)
60. Read-only (abbr.)
61. Relative power level unit (abbr.)
63. Trump Appoints ___ as New FCC Chairman*
66. Low Noise Amplifier (abbr.)
68. Galilean moon
69. End of soldering iron
71. Spurious RF products created by metal joints (abbr.)
73. Chemical symbol for aluminum
74. ________ Satellite in Service After Overcoming Engine Trouble*
75. Battle over 5G ________ Has Begun*
2. Apollo 11 astronaut ____ Armstrong
3. Coefficient of temperature (abbr.)
4. ______ velocity - speed necessary to become free of the Earth's gravitational force
5. Unit of time (abbr.)
6. Chemical symbol for niobium
7. Small Satellite __________ Cooperation Strengthened in the Americas*
9. Chemical symbol for einsteinium
10. Filter type that blocks upper frequencies (abbr.)
11. Elementary particle
12. Akin to an EE, CE, AE, etc.
13. Type of data conversion device (abbr., pl.)
15. Write-Once (abbr.)
16. Semiconductor and calculator company (abbr.)
18. Looking for Entangled Atoms in a Bose-Einstein __________*
19. Local Oscillator (abbr.)
20. Chemical symbol for californium
21. Asia's __________ Paradise is Japan*
23. Band between RF and BB
27. Unit of time (abbr.)
29. Greek letter used for frequency
32. European equivalent to the U.L.
35. Intertwines strands of fine wire
36. The entire Universe
37. An arc of a circle equal to one eighth of its circumference
38. Lay bare, such as a wire
40. Chemical symbol for silicon
42. Semiconductor and calculator company (abbr.)
47. Type of current flow (abbr.)
48. Automaton
49. Flash caused by an electric current ionizing a gas or vapor
51. High-speed logic family
52. System for underwater navigation
53. Chemical symbol for lawrencium
57. Filter type that blocks frequencies below and above a specified band (abbr.)
58. Ratio of circumference to diameter
61. Deutsche Industrie Normenausschuss
62. Digital encoding of the transmission mode in the vertical sync portion of an SSTV image (abbr.)
64. Analog-to-Digital (abbr.)
65. Type of chart
67. Arithmetic Logic Unit (abbr.)
69. Chemical symbol for thallium
70. Last stage in a transmitter (abbr.)
71. Min-to-max voltage of a waveform (abbr.)
72. Unit of frequency (archaic, abbr.)

Answer below


2017 Crosswords Archive
December 31
December 24
December 17
December 10
December 3
November 26
November 19
November 12
November 5
October 29
October 22
October 15
October 8
October 1
September 24
September 17
September 10
September 3
August 27
August 20
August 13
August 6
July 30
July 23
July 16
July 9
July 2
June 25
June 18
June 11
June 4
May 28
May 21
May 14
May 7
April 30
April 23
April 2
March 26
March 19
March 12
March 5
February 26
February 19
February 12
February 5
January 29
January 22
January 15
January 8
January 1
















RF Cafe Crossword Puzzle Solution w/Weekly Headlines February 12, 2017 - RF Cafe

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