|
 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. Effective frontal area presented to a microwave interrogation system
(abbr.)
3. Radio term for indicating the end of a transmission segment
5. Type of secondary radar system
(abbr.)
8. One of the fundamental forces in nature (abbr.)
9. Antenna radiated power measurement (abbr.)
11. Bipolar Field-Effect Transistor
16. Finite Element Analysis (abbr.)
18. Rate of a radar
transmitter's output signal (abbr.)
19. An electron tube in which bunching of electrons is produced by
electric fields, used in radars & microwave ovens
22. Carrier-to-noise ratio (abbr.)
24. Total radiated
power (abbr.)
25. Considered the 4th dimension
27. The design component of total product cost (abbr.)
29. A common battery cell size
30. Network department (abbr.)
31. Variable crystal oscillator (abbr.)
32. Type of capacitor dielectric
36. Stock symbol for Advanced Micro Devices
38. Chemical symbol for
radon
39. Deutsche Industrie Normenausschuss
40. Formal messages exchanged via radio
42. A gaseous
process that deposits insulating films or metal onto a wafer at elevated temperature (abbr.)
44. Chemical
symbol for einsteinium
45. Chemical symbol for einsteinium
46. Intel x86 command for " jump if above"
47. Computer monitor cable type (abbr.)
49. Chemical symbol for molybdenum
50. Boob tube (abbr.)
51.
With 52 Across, this website's title
52. With 51 Across, this website's title
56. Unit of current
58.
BS__ - the degree held by many RF Cafe visitors
59. Akin to an EE, CE, AE, etc.
60. The "E" in BER
62. Chemical symbol for praseodymium
63. Modern battlefield technique (abbr.)
65. Chemical symbol for
chlorine
66. Official Space Shuttle designation (abbr.)
68. Computer communication scheme (abbr.)
70.
Network department (abbr.)
72. Chemical symbol for neon
74. Amateur radio abbreviation for the Oceania
region (abbr.)
76. _____ conductor
79. Decimeter (abbr.)
80. Unit of inductance (abbr.)
81. It can
follow an MS
83. The amount of matter that a body contains
84. PC follower
85. Sound frequency in the
human hearing range (abbr.)
86. Filter type that blocks lower frequencies (abbr.)
88. International
Microwave Symposium (abbr.)
90. Chemical symbol for lawrencium
91. Chemical symbol for zirconium
92.
Write-Once (abbr.)
93. Lubricant
95. RF radiating structure used in radar systems
99. 24 hours
100. Army-Navy specification prefix
102. Akin to EEs, CEs, AEs, etc.
104. Increase voltage linearly
105. End of soldering iron
106. Chemical symbol for platinum
107. Chemical symbol for radium
109.
Electromagnetic interference (abbr.)
111. 12.36 us is a radar ____
113. Fast Fourier transform (abbr.)
114. A common RS-232 serial bus command (abbr.)
116. Type of power (I x E)
121. Add solder to tip of
iron
123. Mr. Piper's famous yellow airplane
125. Short-duration radar transmitter waveform emission
126. Alternative name for a pi meson
128. Stock symbol for Boeing
129. Silicon transistor type (abbr.)
130. Target indication on a radar display
131. Finite-Element Model |
1. Government program to bring electricity to farms (abbr.)
2. Centimeter
(abbr.)
3. Type of logic gate
4. Abbreviation for peak voltage
6. Small unit of capacitance (abbr.)
7. Method of self-detection and self-fixing transmission of digital data (abbr.)
9. Effective Radiated
Power (abbr.)
10. Band between RF and BB
11. Word used in describing 2-D and 3-D object dimensions;
i.e., 10 mm __ 25 mm
12. Network department (abbr.)
13. Unit of length (abbr.)
14. Chemical symbol
for erbium
15. Unit of weight
17. Automatic network analyzer (abbr.)
18. Period between radar
transmitter's output waveform (abbr.)
19. Unit of length (abbr.)
20. Front edge of a wing (abbr.)
21.
Gun safety and education organization (abbr.)
23. Radio Amateurs of Canada (abbr.)
24. Adds solder to
the tip of a soldering iron
25. Stock symbol for Texas Instruments
26. Galilean moon
28. Science of
assuring operation amid dense EM background noise (abbr.)
31. Digital encoding of the transmission mode in
the vertical sync portion of an SSTV image (abbr.)
32. 1/000 of an amp (abbr.)
33. Band between RF and
BB
34. Chemical symbol for californium
35. Powers pneumatic devices
37. Digital voltmeter (abbr.)
38. Another name for a detected radar signal
39. Go through the process of planned creation
40. Chemical
symbol for tantalum
41. Early computer display screen recolution (abbr.)
43. Weatherproof cover for a
radar antenna
46. Type of transistor (abbr., pl.)
48. Graphics file extension
50. Temporary
Engineering Change document (abbr.)
51. Common average used for sinewaves (abbr.)
52. European
equivalent to the U.L.
53. Connector vendor headquartered in Bristol, PA
54. Chemical symbol for
francium
55. End of Life (abbr.)
57. Classification for type of radar that utilizes a reflected signal
61. Aircraft tracking system
64. Robert ______-Watt, "Father of Radar"
67. Add two or more inputs
69.
Nordic Mobile Telephone
71. 3 GHz to 30 GHz
73. Name for a reflected radar signal
75. Type of
distribution, squared
77. Last stage in a transmitter (abbr.)
78. Type of flip-flop
82. Direct Memory
Access (abbr.)
87. Spurious RF products created by metal joints (abbr.)
89. Signal-to-noise ratio
(abbr.)
90. Chemical symbol for lanthanum
91. Hit a component with an electrostatic discharge
92.
Robert Watson-___, "Father of Radar"
94. Mr. de Forest's first name
96. Chemical symbol for tantalum
97. Electromagnetic (abbr.)
98. Chemical symbol for neptunium
99. Singulated piece of IC wafer
101.
International Reply Coupon (abbr.)
103. Miniature threaded RF connector
105. Chemical symbol for
thallium
106. Circuit for firing a radar magnetron (abbr.)
108. System for guiding aircraft (abbr.)
110. Innovative Power Products, Holbrook, NY (abbr.)
111. Chemical symbol for manganese
112. Network
department (abbr.)
113. Heatsink feature
115. Hub of the solar system
117. Chemical symbol for
plutonium
118. Chemical symbol for aluminum
119. Type of flip-flop
120. BS__ - the degree held by
many RF Cafe visitors
121. Part of a FOR loop
122. Person responsible for program spending (abbr.)
124. Filter type that blocks frequencies below and above a specified band (abbr.)
126. Ratio of
circumference to diameter
127. Internet protocol (abbr.)
128. Chemical symbol for beryllium |
See solution below
|
