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.
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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. The stationary part of a motor 4. Physically
connected group of parts 8. Scheme to maintain proper frequency (abbr.) 10. 10 decibels
11. _____ + 16 Down + 42 Across: founder of the ARRL 13. Communication between stations
by reflecting the radio waves off of the ionosphere 15. Longitudinal shape-forming structural
element 17. First name of a British scientist of falling apple fame 18. A common battery
cell size 19. The amount of matter that a body contains 21. European equivalent to the
U.L. 22. Abbreviation for minimum voltage 23. Strong cable covering 25. Reduction-oxidation
(abbr.) 27. Chemical symbol for thallium 28. Cellphone band below PCS 29. Moon of
Saturn discovered in 1789 32. Chemical symbol for dysprosium 33. Chemical symbol for
polonium 34. Chemical symbol for gadolinium 35. Reliability measure 37. Ham radio
organization (abbr.) 38. Galilean moon 40. Satellite of Jupiter discovered by Galileo
41. Opposite of a LO 42. 11 Across + 16 Down + _____: founder of the ARRL 43. Minutes
of Use (abbr.) 44. Opposite of O.D. 45. Theoretical 47. Provider of services for
telecommunications systems in Switzerland (abbr.) 49. Chemical symbol for aluminum 50.
Chemical symbol for platinum 51. Electrical unit of potential difference 53. Unit of
time (abbr.) 54. The stuff in the solder core 56. Length times width 59. Adjust a
pot 61. Front end of a rocket (pl.) 62. Ham's code for "What is your location?" 64.
Temporary Engineering Change document (abbr.) 66. Competitive event where Hams ply their
skills against each other for points (pl.) 67. Internet's most popular radio frequency
website (2 ltrs. + 1 wd.) |
1. Miniature threaded RF connector (pl.)
2. Prefix meaning temperature-related 3. Chemical symbol for radium 4. Asynchronous
Communication Interface Adapter (abbr.) 5. Separated by specific distances 6. Chemical
symbol for molybdenum 7. Constellation : The lion 9. Type of spread spectrum that does
not use direct sequence spreading (abbr.) 10. Stock symbol for Boeing 12. Radio Amateur
Civil Emergency Service (abbr.) 13. Amateur radio enthusiast 14. Its chemical symbol
is Pd 16. 11 Across + _____ + 42 Across: founder of the ARRL 17. Network department
(abbr.) 18. Capacitor manufacturer 20. Cable covered by strong jacket 23. Acts of
summation 24. 1E6 nanoseconds 25. Line extending out from center 26. _______ noise
matching 30. Chemical symbol for magnesium 31. 3 MHz to 30 MHz 33. Chemical symbol
for praseodymium 36. Part of a FOR loop 37. Modulation type (abbr.) 39. Shorthand
for oxygen 41. Robert _____ - developed a mathematical rule for determining spring forces
42. Joins a male and a female connector 43. Unit of frequency (archaic, abbr.) 45. Precision
landing system (abbr.) 46. Type of reconfigurable memory (abbr., pl.) 48. Energy at
rest 49. Antenna (abbr.) 51. Tool for holding parts while working on them 52. Switch
position 55. Adjusts a pot 57. Chemical symbol for rhodium 58. Nearest and furthest
points to the center of gravitational attraction for a body in orbit 60. Engineering Change
Order (abbr.) 63. Network department (abbr.) 65. Chemical symbol for chromium |
See solution below
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