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 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.
2024 | 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
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.
1. Bands between RF and baseband
4. Electronically imaged
a document
8. Stock symbol for Raytheon
11. Adjust a pot
12. Oscillator type that
is referenced to an external source (abbr.)
13. Voltage-controlled oscillator (abbr.)
15. Semiconductor On Insulator (abbr.)
16. Automatic Calibration System (abbr.)
17.
Part of this website's title
18. Mr. Piper's famous yellow airplane
21. Type of component
package (abbr.)
22. RF connector type
23. A coherent monochrome light source
25.
Encases in a protective covering
26. Part of this website's title
27. Unit of time (abbr.)
28. Adhered
29. Unit of frequency (archaic, abbr.)
31. Last statement in a BASIC program
33. Chemical symbol for radium
34. A common RS-232 serial bus command (abbr.)
37. 1/6
inch printer's measure
39. Chemical symbol for europium
40. Stock symbol for National
Semiconductor
43. Digital intelligence
45. Unit of electromagnetic radiation
46.
Electronic assembly transport container
47. Strong, lightweight wood
48. The "N" in
AWGN
49. Stock symbol for Linear Technologies
50. Father of radio
54. Maximum voltage
in a waveform
56. U.K. equivalent of the IEEE
57. Multifunctional silicon devices (abbr.)
58. One port of an amplifier
59. Miniature RF connector
60. Amateur radio abbreviation
for the Oceania region (abbr.)
61. Push to Talk (abbr.)
63. Chemical symbol for gallium
65. The stuff in the solder core
66. Type of flip flop
67. Chemical symbol for aluminum
69. Continuous Tone Coded Squelch System (abbr.)
71. Satellite millieu
73. Filter type
that blocks upper frequencies (abbr.)
76. Equalizer (abbr.)
78. Mass unit (abbr., pl.)
79. Chemical symbol for lutetium
80. Abbreviation for "power"
82. Engineering Change
Order (abbr.)
83. Total radiated power (abbr.)
85. Amateur radio enthusiast
86. Printer
output resolution unit (abbr.)
87. Specialized mobile radio (abbr.)
88. Greek letter
89. Graphics file extension |
1. First name of a British scientist of falling apple fame
2. Method of self-detection and self-fixing transmission of digital data (abbr.)
3. Official
Space Shuttle designation (abbr.)
4. Below ELF
5. Chemical symbol for chlorine
6.
1.602E-19 Joules
7. Cellphone band below PCS
8. Readability, Signal, and Tone (QoS report
type)
9. Unit of weight
10. Rechargeable battery type (abbr.)
12. Geometric solid
having two ends which are similar, equal, and parallel rectilinear figures, and sides which
are parallelograms
14. Greek letter used for resistance
18. RF ____, the world's best
engineering website
19. Unit of time (abbr.)
20. Form a resistor lead
23. Chemical
symbol for lawrencium
24. Type of flip-flop
30. Capacitor type
32. Mate to a bolt
33. In operation
34. Chemical symbol for cadmium
35. Structure of columns and rows
36. A "0" or a "1," for instance
38. Chemical symbol for molybdenum
39. BS__ - the degree
held by many RF Cafe visitors
40. Front end of a rocket (pl.)
41. The gaseous state
of water
42. Akin to an EE, CE, AE, etc.
44. Circuit for maintaining constant voltage
(abbr.)
46. End of soldering iron
49. Chemical symbol for lithium
51. Type of current
flow (abbr.)
52. Logic gate output configuration (abbr.)
53. Chemical symbol for nickel
55. Unit of frequency (archaic, abbr.)
60. Just entering the nonlinear region
61. Waveform
min to max specification (abbr.)
62. Total Access Communication System (abbr.)
64. Unwanted
60- or 120- Hz modulation due to poor power supply filtering (2 wds.)
65. The "R" in DRC
in substrate layout
66. JavaScript (abbr.)
68. Front edge of a wing (abbr.)
70. Remove
insulation from a wire
72. Chemical symbol for silver
74. Modulation technique (abbr.)
75. BASIC looping keyword
77. Ham's code for "Shall I increase power?"
79. Computer
communication scheme (abbr.)
80. Substrate for mounting components (abbr.)
81. Unit
of typing speed (abbr.)
84. Related to FM by a differential
85. Chemical symbol for
holmium |
See solution below
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