|
 Take 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.
2021 | 2020
| 2019 | 2018
| 2017 | 2016
| 2015 | 2014
| 2013 | 2012
| 2011 | 2010
| 2009 | 2008
| 2007 | 2006
| 2005 | 2004
| 2003 | 2002
| 2001 | 2000
| Sudoku
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.
1. Ability to store a charge
9. Chemical symbol for
lanthanum
10. Chemical symbol for polonium
11. PC follower
12. System On Chip
14. Device used to make contact with a point to be measured (pl.)
16. Synchronous
Digital Hierarchy
18. Rechargeable battery type (abbr.)
21. 3 MHz to 30 MHz
23. Chemical symbol for gallium
24. Co-channel rejection ratio (abbr.)
25. Adjust
the specification for temperature
28. International phonetic alphabet letter "H"
30. Half of a DIP
31. ELI the ICE ___
33. The design component of total product
cost (abbr.)
35. Factor of ten
37. Weight (abbr.)
38. Cable termination type
(pl.)
40. Multifunctional silicon devices (abbr., pl.)
41. Enhanced Graphics Adapter
43. Fail-____ switch
44. Electrical safety organization (abbr.)
45. Type of microwave
oscillator
46. Deutsche Industrie Normenausschuss
49. Exponent that returns the
original number
50. Positive voltage lead color
52. Used lubricant
55. International
phonetic alphabet letter "S"
57. Set of poles
58. 1/6 inch printer's measure
60. Start frequency (abbr.)
61. He stated the law that the pressure of a given mass
of gas is inversely proportional to its volume at constant temperature
62. Satellite
TV system
64. Curve traced out by a point which moves around another point with an
ever increasing radius
66. U.K. equivalent of the IEEE
68. One port of an amplifier
69. Chemical symbol for radium
70. Electronics manufacturer with "meatball" logo
71. Describes a line that passes through two lines in the same plane at two distinct
points |
1. Method for mechanically connecting component leads
in preparation for soldering
2. A common battery cell size
3. Type of power (I
x E)
4. Lacing ____, for bundling cables
5. Structures of columns and rows
6.
Automated Test Equipment (abbr.)
7. Chemical symbol for cesium
8. Electrical overstress
(abbr.)
13. CDMA Development Group (abbr.)
15. Octagonal, oblong, cubical, crescent,
etc. (pl.)
17. Grouping of wires or cables
19. Small representative graphic
20. Type of computer display (abbr.)
22. Unit of length (abbr.)
26. Describes some
waveguides that use a longitudinal protrusion to increase operational bandwidth
27.
Computer messaging service
29. Chemical symbol for lawrencium
32. Type of data
conversion device (abbr.)
34. Region of the ionosphere found approximately 55 to 90
miles above Earth; it fades away a few hours after sunset (hyph.)
36. Interpreted
encoded data
37. One property of light (pl.)
39. Unit of capacitance (abbr.)
42. Gallium nitride chemical symbol
43. Subject a circuit to extreme operation
44. Having a single polarity
47. Galilean moon
48. Apollo 11 astronaut ____ Armstrong
51. One port on a FET (pl.)
53. Direction of carbon fiber strands
54. Small motored
tool for model drilling, grinding, shaping, etc.
56. Band between RF and BB
59.
Degree of IC sophistication (abbr.)
61. No insulation
63. Adjust a pot
65. Part
of a male connector
67. Chemical symbol for erbium
70. Chemical symbol for gallium |
See solution below
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