Vacuum Tube Crossword Puzzle
November 16, 2014

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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Cruciverbalist:

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.

 

December 28

December 21

December 14

December 7

November 30

November 23

November 16

November 9

November 2

October 26

October 19

October 12

October 5

September 28

September 21

September 14

September 7

August 31

August 24

August 17

August 10

August 3

July 27

July 20

July 13

July 6

June 29

June 22

June 15

June 8

June 1

May 25

May 18

May 11

May 4

April 27

April 20

April 13

April 6

March 30

March 23

March 16

March 9

March 2

February 23

February 16

February 9

February 2

January 26

January 19

January 12

January 5


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

 

Vacuum Tube Crosword Puzzle, November 16, 2014 - RF Cafe

 

ACROSS DOWN
1. Vacuum tube element placed between control grid and plate in a pentode (2 wds.)

7. Chemical symbol for selenium

8. Electromechanical apparatus used to turn an antenna (pl.)

10. Chemical symbol for argon

12. Part of a FOR loop

13. Amateur Radio Emergency Service (abbr.)

16. Decibels above or below a dipole antenna (abbr.)

17. Automatic network analyzer (abbr.)

19. Dielectric material used to form a hermetic seal for thru-wall conductors

22. Straight line joining the center of a circle to the circumference

26. Stock symbol for Microsoft

28. Create a power supply output w/o a ground reference

30. Chemical symbol for helium

31. Common average used for sinewaves (abbr.)

34. Unit for 1,000,000 watt-seconds (abbr.)

36. Co-channel rejection ratio (abbr.)

37. Online service

38. Mr. Tesla's first name

39. Type of high frequency diode (abbr.)

41. Small unit of capacitance (abbr.)

42. Fail-____ switch

44. Negative temperature coefficient (abbr.)

45. Chemical symbol for polonium

46. Chemical symbol for lead

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

49. Frequency at which XL = XC

54. ____RF, passive RF component manufacturer in Huntersville, NC

55. A common battery cell size

58. Dual Tone Multi-Frequency

59. Army-Navy specification prefix

61. Software engineering tool (abbr.)

63. Compound used in vacuum tube to reduce trace elements of gas (pl.)

64. With 53 Down, part of this website's title

2. One factor of a polynomial

3. Unit of time (abbr.)

4. Equipment

5. Deutsche Industrie Normenausschuss

6. Pulse used to initiate a circuit action

9. Unit of length equal to 5.5 yards (pl.)

11. A disk operation

13. Agilent's EE design software (abbr.)

14. Chemical symbol for tin

15. 36 inches

18. A non-commercial radio service as set by a recognized cognizant government agency (2 wds.)

20. Digital storage oscilloscope (abbr.)

21. Stock symbol for Lockheed Martin

23. Asynchronous Transfer Mode (abbr.)

24. Band between RF and BB

25. FCC's Universal Licensing System (abbr.)

27. Unit of inductance (abbr.)

29. Computer character set (abbr.)

31. Vaccum tube type that permits current flow in only one direction

32. Miniature threaded RF connector

33. Vacuum tube with three electrodes

35. German astronomer who developed a mathematical relationship between planetes and distance from sun (2 wds.)

38. National Television System Committee (abbr.)

40. 300 kHz to 3 MHz

43. Chemical symbol for francium

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

46. Greek letter

47. Ham's code for "Answer in prearranged order."

48. Vacuum tube element that causes free electrons for current flow

50. 1.602E-19 Joules

51. 1e-6 mA

52. Software drafting tool (abbr.)

53. With 64 Across, the world's best engineering website

56. Yttrium Aluminum Garnet

57. Precision approach radar (abbr.)

60. Chemical symbol for neon

61. European equivalent to the U.L.

62. Chemical symbol for einsteinium

 


See solution below

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Vacuum Tube Crosword Puzzle Solution, November 16, 2014 - RF Cafe