Electronics Theme Crossword Puzzle
January 28th, 2024

Here is RF Cafe's electronics-themed crossword puzzle for January 28th. 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 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, Hedy Lamarr, 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

Electronics Theme Crossword Puzzle for January 28, 2024 - RF Cafe


1. Characteristic of an electrical conductor is measured in ohm-metres
2. Coefficient of temperature (abbr.)
3. Volts, meters, pints, pounds, eg.
4. Home state of Los Alamos lab (abbr.)
5. Chemical symbol for lanthanum
6. The "S" in CES, the world's largest yearly convention of gadget and device manufacturers
9. Transmit a signal
11. Chemical symbol for magnesium
15. Chemical symbol for beryllium
16. Facsimile
17. Test point (abbr.)
19. Type of computer display (abbr.)
20. A common battery cell size
22. One port of an amplifier
24. Unit of time (abbr.)
26. Last stage in a transmitter (abbr.)
27. User Datagram Protocol
28. Mr. Marconi's first name
29. Mechanical engineering organization (abbr.)
32. S12 or S21 (abbr.)
34. Chemical symbol for tantalum
36. Emit a radio wave
38. Chemical symbol for palladium
40. Personal Digital Cellular
43. Chemical symbol for selenium
45. Unit of time (abbr.)
46. Half of a DIP
48. Ability to store a charge
49. Gold connections to a die
50. Analog-to-Digital (abbr.)
51. Refers to the IEEE802.11 networks (abbr.)
53. Logarithmic ratio (abbr.)
55. A measure of receiver quality (abbr.)
57. Printer resolution abbreviation
62. Type of logic gate
63. Ratio of circumference to diameter
64. Sound-pressure level derived using A-weighting
65. Chemical symbol for arsenic
67. Chemical symbol for scandium
68. ___/IP scheme for networked connectivity
72. Upper frequency (abbr.)
73. 10E-15 numerical prefix
74. 1.602E-19 Joules
75. Radio signal route
78. Unix, Linux or Windows (abbr.)
82. PC follower
83. Chemical symbol for iron
85. Greek letter


1. S11 (2 wds.)
7. Cyanide (abbr.)
8. 1/000 of an amp (abbr.)
10. Type of component package (abbr.)
12. Multifunctional silicon devices (abbr.)
13. Unit of time
14. A three-terminal power semiconductor device noted for high efficiency and fast switching (abbr.)
16. Unit of length (abbr.)
18. ______ velocity - speed necessary to become free of the Earth's gravitational force
20. A common battery cell size
21. Semiconductor and calculator company (abbr.)
23. Mate to a TX
24. Attenuator
25. Opposite of output
28. One state of matter
30. Analog-to-Digital (abbr.)
31. Volume unit (abbr., pl.)
32. State where teen techno-slueths Carl and Jerry lived (abbr.)
33. Network department (abbr.)
35. Min-to-max voltage of a waveform (abbr.)
37. Generalized Multiprotocol Label Switching (abbr.)
39. Transformer interwinding connection
41. Semiconductor lamp
42. Digital storage oscilloscope (abbr.)
44. Constellation near the north celestial pole
47. Family of ICs with a certain component density level (abbr.)
50. Conductor size unit (abbr.)
52. BlackBerry or Palm for example (abbr.)
54. International phonetic alphabet letter "I"
56. Opposite of I.D.
58. Filter type that blocks frequencies below and above a specified band (abbr.)
59. Part of this website's title
60. Network file transfer protocol (abbr.)
61. Chemical symbol for polonium
63. Type of chart
64. English theoretical physicist who created the delta function now named after him
66. Broadband Signal Intrusion (abbr.)
68. Chemical symbol for terbium
69. Chemical symbol for silicon
70. Amateur radio abbreviation for the Oceania region (abbr.)
71. Web's most popular radio frequency engineering site (2 ltrs. + 1 wd.)
76. One type of electron spin
77. Electronic Variable Optical Attenuator (abbr.)
79. Aerodynamic opposition to thrust
80. Electromagnetic (abbr.)
81. Chemical symbol for tin
82. Sound frequency in the human hearing range (abbr.)
84. Mate to an RX
86. Broadband random signal content composed of shot noise, temperature noise, etc. (2 wds.)

See solution below


2024 Crosswords Archive

Visit the Crossword Express website - RF CafeTake 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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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.

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Electronics Themed Crossword Puzzle Solution for January 28th, 2023 - RF Cafe