Electronics World articles Popular Electronics articles QST articles Radio & TV News articles Radio-Craft articles Radio-Electronics articles Short Wave Craft articles Wireless World articles Google Search of RF Cafe website Sitemap Electronics Equations Mathematics Equations Equations physics Manufacturers & distributors LinkedIn Crosswords Engineering Humor Kirt's Cogitations RF Engineering Quizzes Notable Quotes Calculators Education Engineering Magazine Articles Engineering software RF Cafe Archives Magazine Sponsor RF Cafe Sponsor Links Saturday Evening Post NEETS EW Radar Handbook Microwave Museum About RF Cafe Aegis Power Systems Alliance Test Equipment Centric RF Empower RF ISOTEC Reactel RF Connector Technology San Francisco Circuits Anritsu Amplifier Solutions Anatech Electronics Axiom Test Equipment Berkeley Nucleonics Conduct RF Copper Mountain Technologies everything RF Exodus Advanced Communications Innovative Power Products KR Filters LadyBug Technologies PCB Directory Rigol TotalTemp Technologies Werbel Microwave Windfreak Technologies Wireless Telecom Group Withwave Sponsorship Rates RF Cafe Software Resources Vintage Magazines RF Cafe Software WhoIs entry for RF Cafe.com Thank you for visiting RF Cafe!
KR Electronics (RF Filters) - RF Cafe

TotalTemp Technologies (Thermal Platforms) - RF Cafe

LadyBug RF Power Sensors

Please Support RF Cafe by purchasing my  ridiculously low−priced products, all of which I created.

RF Cascade Workbook for Excel

RF & Electronics Symbols for Visio

RF & Electronics Symbols for Office

RF & Electronics Stencils for Visio

RF Workbench  (shareware)

T-Shirts, Mugs, Cups, Ball Caps, Mouse Pads

These Are Available for Free

Espresso Engineering Workbook™

Smith Chart™ for Excel

Werbel Microwave (power dividers, couplers)

RF Cafe Christmas 2015 Crossword Puzzle
December 20, 2015

Christmastime is upon us once again, and amazingly another year is coming to an end. This marks my 57th Christmas; where has the time gone? "Tempus fugit," as the dial of my grandmother clock proclaims. In fine tradition, this week's engineering crossword puzzle has a special theme that contains a heart-felt message from all the staff here at RF Cafe (look for the asterisks). We hope you had a good 2015 and that you will have a safe and happy holiday season. Carpe diem.

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

acr. = acronym, abbr. = abbreviation, pl. = plural, wds. = words

Christmas 2015 Crossword Puzzle for December 20, 2015 - RF Cafe

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.

1. Chemical symbol for niobium

3. 12 Across + _________ and a 17 Down + 23 Across + 31 Across from 42 Down*

9. Analog-to-Digital (abbr.)

11. One axis of an ellipse

12. _____ + 3 Across and a 17 Down + 23 Across + 31 Across from 42 Down*

13. Modem encoding method (abbr.)

16. High Data Rate

17. Two of these in a whole

18. Small representative graphic

20. Chemical symbol for argon

21. 1.602E-19 Joules

23. 12 Across + 3 Across and a 17 Down + ___ + 31 Across from 42 Down*

25. Chemical symbol for lanthanum

26. Read-only (abbr.)

27. Heat-resistant glass type

29. Object orientated programming term

31. 12 Across + 3 Across and a 17 Down + 23 Across + ____ from 42 Down*

34. 36 inches (pl.)

36. Adjusts a pot

38. Rádio Nacional de Angola (abbr.)

39. Digital storage oscilloscope (abbr.)

40. Stock symbol for Texas Instruments

41. Chemical symbol for mercury

42. Type of flip-flop

43. Weight (abbr.)

45. Chemical symbol for chromium

47. Test equipment (abbr.)

48. Chemical symbol for radium

50. Unit of admittance (pl.)

52. Leading and trailing edge frequency variation of a CW pulse

54. Describes when a synchronous motor loses phase lock

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

57. Chemical symbol for radium

58. 3 MHz to 30 MHz

60. Morse Code for "from"

62. Small unit of capacitance (abbr.)

63. Chemical symbol for gold

65. Stock symbol for Raytheon

67. Recovers the modulation from the RF signal

70. Semiconductor device type (acr.)

72. Chemical symbol for erbium

73. Chemical symbol for iron

74. Write-Once (abbr.)

75. Chemical symbol for palladium

76. Switch position

78. Chemical symbol for erbium

79. Replaced smoke signals

84. Chemical symbol for polonium

85. Unix, Linux or Windows (abbr.)

86. Shorthand for oxygen

87. Chemical symbol for tin

89. Test point (abbr.)

90. Chemical symbol for lithium

92. He invented the triode vacuum tube (2 wds.)

93. High temperature substrate

97. Large radio telescope in Puerto Rico

101. Exponent that returns the original number

102. The design component of total product cost (abbr.)

103. One type of electron spin

104. Unit of time (abbr.)

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

2. Number system of 1's and 0's

3. Engineer's blood plasma

4. Stock symbol for Harris Communications

5. Network department (abbr.)

6. Chemical symbol for terbium

7. Stock symbol for Advanced Micro Devices

8. One bit at a time

9. Strong cable coverings

10. Chemical symbol for dysprosium

14. Mass unit (abbr.)

15. Using the moon as a passive reflector to establish a signal path; moonbounce (abbr.)

16. Opposite of a LO

17. 12 Across + 3 Across and a _____ + 23 Across + 31 Across from 42 Down*

19. Front end of a rocket (pl.)

22. Variable crystal oscillator (abbr.)

23. Rechargeable battery type (abbr., pl.)

24. Hamming _____, a raised cosine function

25. Display type

28. RF computer network

30. Highest point

32. Unit of energy

33. Radio Amateur Civil Emergency Service (abbr.)

35. Type of flip-flop

36. Network configuration type (pl.)

37. RF connector type

41. Ham's term for self-assembled project

42. 12 Across + 3 Across and a 17 Down + 23 Across + 31 Across from __ ____*

44. Antenna capacitive element

46. Receiver/transmitter that listens for a transmission and re-transmits it

47. Part of a FOR loop

49. Chemical symbol for aluminum

51. Chemical symbol for helium

53. Band between RF and BB

55. Opposite of O.D.

57. RF design consultant in Rochester, NY

59. Kind of nuclear reaction that powers both the sun and a hydrogen bomb

61. Switch position

64. Chemical symbol for ytterbium

66. Shorthand for troposphere

68. Time delay (abbr.)

69. Chemical symbol for cobalt

71. Type of transistor (abbr., pl.)

75. Positively doped silicon

77. Mr. Bohr's first name

80. Local Oscillator (abbr.)

81. Chemical symbol for einsteinium

82. Chemical symbol for holmium

83. Shorthand for oxygen

84. Hewlett's partner

88. Collection of access points

89. Chemical symbol for thallium

91. Network department (abbr.)

94. Minutes of Use (abbr.)

95. Indium phosphide

96. Chemical symbol for neon

98. Chemical symbol for radon

99. Effective Radiated Power (abbr.)

100. World's largest yearly convention of gadget and device manufacturers (abbr.)

See solution below


2015 Crosswords Archive

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.

2023 |2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | Sudoku


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 27

December 20

December 13

December 6

November 29

November 22

November 15

November 8

November 1

October 25

October 18

October 11

October 4

September 27

September 20

September 13

September 6

August 30

August 16

August 9

August 2

July 26

July 19

July 12

June 21

May 3

April 5

March 8

March 1

February 22

February 8

January 25

January 18

January 11

January 4













Christmas 2015 Crossword Puzzle Solution for December 20, 2015 - RF Cafe

Anatech Electronics RF Microwave Filters - RF Cafe

About RF Cafe

Kirt Blattenberger - RF Cafe Webmaster

Copyright: 1996 - 2024


    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 World Wide Web (Internet) was largely an unknown entity at the time and bandwidth was a scarce commodity. Dial-up modems blazed along at 14.4 kbps while tying up your telephone line, and a nice lady's voice announced "You've Got Mail" when a new message arrived...

Copyright  1996 - 2026

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

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: AirplanesAndRockets.com

My Daughter's Website: EquineKingdom

Anritsu Test Equipment - RF Cafe

PCB Directory (Manufacturers)