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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. Automated Test Equipment (abbr.)
4. Like a carbon flashlight
battery (2 wds.)
8. Direct Memory Access (abbr.)
11. Person responsible for program spending (abbr.)
12. A common battery cell size
13. Current-voltage phase mnemonic
15. 10 decibels
16. Filter type (abbr.)
17. Chemical symbol for scandium
18. Error checking scheme (abbr.)
21. Type of current
22. Digital storage
oscilloscope (abbr.)
23. Weather facsimile, Ham abbr.
25. 1/1000 prefix
26. Chemical symbol for thallium
27. Chemical symbol for iron
28. Just entering the nonlinear region
29. Multifunctional silicon devices
(abbr.)
31. Mr. de Forest's first name
33. 1E6 nanoseconds
34. Big Blue
37. Type of current flow (abbr.)
39. Local Oscillator (abbr.)
40. Amplifier linearity specification (abbr.)
43. Alternative name for a pi
meson
45. Degraded or destroyed performance
46. Institute of Electrical and Electronics Engineers
47.
Online venue for posting comments & reading replies
48. The "E" in EHF
49. Physicist after whom a law
describing the direction of EMF and current resulting from induction is named
50. Put a new program on a computer
54. Universal Mobile Telecommunications System
56. A common RS-232 serial bus command (abbr.)
57. Unit of
capacitance (abbr.)
58. Chemical symbol for iron
59. Half of DSB
60. Related to FM by a differential
61. Stock symbol for Texas Instruments
63. Type of flip-flop
65. _____ conductor
66. Upper frequency
(abbr.)
67. BS__ - the degree held by many RF Cafe visitors
69. Beginners' All-purpose Symbolic Instruction
Code
71. A complete set of data bits in a stream
73. U.K. equivalent of the IEEE
76. Unit for 1,000,000
watt-seconds (abbr.)
78. Gun safety and education organization (abbr.)
79. Chemical symbol for tin
80.
Ground fault interrupter (abbr.)
82. U.S. Spectrum allocation agency
83. A keyboard key
85. Manufacturer
of project boxes
86. Discipline for aircraft navigation in low visibility environments (abbr.)
87. Unit
of weight
88. Write software
89. Network file transfer protocol (abbr.) |
1. Unwanted 60- or 120- Hz modulation due to poor power supply
filtering (2 wds.)
2. Transformer interwinding connection
3. Electromotive force (abbr.)
4. Type of data
conversion device (abbr.)
5. Chemical symbol for radium
6. Chemical symbol for lithium
7. Display type
8. Decibels above or below a dipole antenna (abbr.)
9. Akin to EEs, CEs, AEs, etc.
10. Up in the air
12. Computer character set (abbr.)
14. Reflected radar or sonar signal (pl.)
18. Wireless phone region
19. Part of this website's title (with 20 Down)
20. Part of this website's title (with 19 Down)
23. Weight
(abbr.)
24. Chemical symbol for xenon
30. The "Cad" part of NiCad
32. Enhanced Graphics Adapter
33.
One who creates a code version of a semiconductor device
34. Internet protocol (abbr.)
35. Bipolar Field-Effect
Transistor
36. Mars has two of these
38. Chemical symbol for calcium
39. Front edge of a wing (abbr.)
40. Min______ and Max_____, in a Karnaugh map
41. Adds Joule energy to
42. Morse Code for "from"
44.
Non-return to zero (abbr.)
46. International Telecommunications Union
49. Chemical symbol for lawrencium
51. A measure of receiver quality (abbr.)
52. Ham abbreviation for transceiver
53. 30 kHz to 300 kHz
55. Chemical symbol for antimony
60. Number divisible only by itself and 1
61. Another word for each complete
winding of an inductor
62. Electric enclosure standard organization (abbr.)
64. 2 GHz to 4 GHz
65. The
"S" in ASK
66. Small unit of capacitance (abbr.)
68. BS__ - the degree held by many RF Cafe visitors
70. Leading and trailing edge frequency variation of a CW pulse
72. Chemical symbol for argon
74. Engineering
Change Order (abbr.)
75. Engineering Change Notice (abbr.)
77. Java server pages (abbr.)
79. Add two
or more inputs
80. Image file format name extension
81. Fast Fourier transform (abbr.)
84. Chemical symbol
for chromium
85. Stock symbol for Boeing |
See solution below
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