Electrical Engineering Theme Crossword Puzzle
March 13th, 2022

This custom-made Electrical Engineering-themed crossword puzzle for March 13th, 2022, is brought to you by RF Cafe. All RF Cafe crossword puzzles are custom made by me, Kirt Blattenberger, and have only words and clues related to RF, microwave, and mm-wave engineering, optics, mathematics, chemistry, physics, and other technical subjects. As always, this crossword puzzle contains no names of politicians, mountain ranges, exotic foods or plants, movie stars, or anything of the sort unless it/he/she is related to this puzzle's technology theme (e.g., Reginald Denny or the Tunguska event in Siberia). The technically inclined cruciverbalists amongst us will appreciate the effort. Enjoy!

Reproduction of this puzzle without the express permission of RF Cafe is prohibited.

acr. = acronym, abbr. = abbreviation, pl. = plural, wds. = words

1. Output winding of a transformer
7. Spurious RF products created by metal joints (abbr.)
10. Image file format name extension
13. Transfers charge w/o physical contact
18. Unit of time (abbr.)
19. Electrical overstress (abbr.)
20. Wire diameter unit (abbr.)
21. Chemical symbol for lithium
22. Chemical symbol for iron
23. Abbreviation for minimum voltage
24. Modulation technique (abbr.)
27. Half of a DIP
29. Notch type filter (abbr.)
31. Digital pattern coding type (abbr.)
34. Electromagnetic (abbr.)
35. Greek letter
37. Ham's code for "Your net frequency is Low."
39. Surface which curves outwards like the exterior of a sphere
41. IC killer (abbr.)
43. Chemical symbol for dysprosium
44. Third planet from the sun
46. Bulk Acoustic Wave
48. Chemical symbol for strontium
49. Infrared (abbr.)
50. Chemical symbol for arsenic
52. Voltage limiter
53. Mr. Piper's famous yellow airplane
55. 2/3 of a triac
58. Pure carrier (abbr.)
59. Unit of frequency (archaic, abbr.)
61. Type of antenna with an element made of a single, flexible rod or tube
64. Voltage-current phase mnemonic
66. Polish a crystal to an exact frequency
67. Securing device
69. Considered the 4th dimension
70. Chemical symbol for francium
71. Chemical symbol for neptunium
73. Integrated Services Digital Network (abbr.)
74. Regarding light
76. Country of RF Cafe's residency
78. Wireless application protocol (abbr.)
80. Loose end of a cable
81. Bandwidth (abbr.)
82. Chemical symbol for nobelium
83. Trigonometric function equal to the ratio between the side opposite a given angle, and the hypotenuse
85. Non-return to zero (abbr.)
87. Nearest and furthest points to the center of gravitational attraction for a body in orbit (pl.)
88. Chemical symbol for selenium
90. Front edge of a wing (abbr.)
91. Chemical symbol for scandium
93. Singulated piece of IC wafer
95. Image file format name extension, (pl.)
97. Chemical symbol for gadolinium
99. Ham's code for "Net is Free (not controlled)."
101. Apple's popular cellular communications device
103. Government program to bring electricity to farms (abbr.)
104. Finite Element Analysis (abbr.)
105. Chemical symbol for ruthenium
106. High-speed logic family
108. A common battery cell size
109. Exponent that returns the original number
112. Person responsible for program spending (abbr.)
113. Chemical symbol for antimony
115. JavaScript (abbr.)
116. Chemical symbol for chromium
118. Cellphone band just below PCS
120. Ham's code for "Your net frequency is High."
122. Cyanide (abbr.)
123. Energy range in a solid where no electronic states can exist (2 wds.)
124. 30 GHz to 300 GHz
125. Miniature RF connector
126. Non-reactive part of Apparent Power (2 wds.)

1. Add two or more inputs
2. Chemical symbol for einsteinium
3. International phonetic alphabet letter "O"
4. Morse Code for "from"
5. Online service
6. Type of flip-flop
7. Related to FM by a differential
8. Multifunctional silicon devices (abbr., pl.)
9. Monolithic microwave integrated circuit (abbr.)
11. S12 or S21 (abbr.)
12. Part of an optical cable bundle
13. Type of secondary radar system (abbr.)
14. Chemical symbol for neon
15. Internet addresses
16. 1.602E-19 Joules
17. Miniature RF connector
24. The ratio between a number and one hundred
25. Centimeter (abbr.)
26. Encased in a protective covering
28. Type of e-mail address system (abbr.)
30. Mate to a TX
32. Chemical symbol for cadmium
33. Its chemical symbol is Dy
35. Transformer interwinding connection
36. Coordinated Universal Time (abbr.)
38. Chemical symbol for niobium
40. Measure of source/load match
41. Chemical symbol for erbium
42. 10E1 numerical prefix
44. Computer messaging service (pl.)
45. Color quality
47. Radio term for "Will Comply"
49. Multifunctional silicon devices (abbr.)
51. O-scope time base actions
54. Open a fuse
56. A common battery cell size
57. The "brains" of parallel processing computers
58. 4 GHz to 8 GHz
59. A type of average
60. Heatsink feature
62. Band between RF and BB
63. Electronics components & batteries supplier based in Japan
65. Internet protocol (abbr.)
68. Pure carrier (abbr.)
72. Last stage in a transmitter (abbr.)
75. Foot/12
77. Chemical symbol for silicon
79. Period between radar transmitter's output waveform (abbr.)
81. Chemical symbol for beryllium
84. Antenna radiated power measurement (abbr.)
86. IC socket type for easy insertion & removal (abbr.)
87. Colorado Springs military school (abbr.)
89. Equalizer (abbr.)
90. 30 kHz to 300 kHz
91. Satellite milieu
92. Ham's code for "Station is leaving the net."
94. BS__ - the degree held by many RF Cafe visitors
96. 10E-15 numerical prefix
98. Type of current
100. Logic gate
101. ________ _____ - Degrees of separation between two lines meeting at a common vertex (2 wds., abbr.)
102. Last keyword in a BASIC subroutine (pl.)
105. Chemical symbol for radium
107. Opposite of USB
108. MS's server-side script engine for dynamically-generated web pages (abbr.)
110. Electronic warfare defense (abbr.)
111. Ham's code for "The net has traffic for you. Stand by."
112. Carrier-to-noise ratio (abbr.)
114. Stock symbol for Boeing
115. Intel x86 command for " jump if above"
117. Chemical symbol for rhodium
119. Chemical symbol for scandium
120. Type of matrix barcode used with laser scanning(abbr.)
121. Chemical symbol for helium
122. European equivalent to the U.L.

See solution below

2022 Crosswords Archive

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.