Thank you for visiting RF Cafe! Electronics World Cover,TOC,and list of posted Popular Electronics articles QST Radio & TV News Radio-Craft Radio-Electronics Short Wave Craft Wireless World About RF Cafe RF Cafe Homepage RF Cafe in Morse Code Google Search of RF Cafe website Sitemap Electronics Equations Mathematics Equations Equations physics Manufacturers & distributors Engineer Jobs Twitter LinkedIn Crosswords Engineering Humor Kirt's Cogitations Engineering Event Calendar RF Engineering Quizzes AN/MPN-14 Radar 5CCG Notable Quotes App Notes Calculators Education Magazines Software,T-Shirts,Coffee Mugs Articles - submitted by RF Cafe visitors Simulators Technical Writings RF Cafe Archives Test Notes Wireless System Designer RF Stencils for Visio Shapes for Word Search RF Cafe Sitemap Advertising Facebook RF Cafe Homepage Thank you for visiting RF Cafe!

Vacuum Tube Crossword Puzzle
November 16, 2014

Note: A standard for crossword puzzles is when all words in a clue are capitalized, the solution is the abbreviation or acronym for that clue; e.g., Alternating Current = AC.
2014 Crosswords Archive
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


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


Answer below















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

RF Cafe Software

   Wireless System Designer - RF Cafe
Wireless System Designer

RF & EE Symbols Word
RF Stencils for Visio
Calculator Workbook
RF Workbench
Smith Chartâ„¢ for Visio
Smith Chartâ„¢ for Excel

About RF Cafe

Kirt Blattenberger - RF Cafe WebmasterCopyright
1996 - 2022
Kirt Blattenberger,

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 Internet was still largely an unknown entity at the time and not much was available in the form of WYSIWYG ...

All trademarks, copyrights, patents, and other rights of ownership to images and text used on the RF Cafe website are hereby acknowledged.

My Hobby Website:

Try Using SEARCH
to Find What You Need. 
There are 1,000s of Pages Indexed on RF Cafe !