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Electronics Theme Crossword Puzzle
July 15th 2023

This custom RF Cafe electronics-themed crossword puzzle for July 15th contains words and clues which pertain exclusively to the subjects of electronics, science, physics, mechanics, engineering, power distribution, astronomy, chemistry, etc. If you do see names of people or places, they are intimately related to the aforementioned areas of study. Being that "O" is the 15th letter of the alphabet, it is used as the first and/or last letter of many words in today's crossword puzzle - as well as in-between. Those clues are marked with an asterisk (*). As always, you will find no references to numbnut movie stars or fashion designers. Need more crossword RF Cafe puzzles? A list at the bottom of the page links to hundreds of them dating back to the year 2000. Enjoy.

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

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

Electronics Themed Crossword Puzzle for July 15th, 2023 - RF Cafe

1. Substance that removes electrons from another reactant *
6. Output intercept point (abbr.) *
9. Radio term for an unconventional frequency separation between input and output frequencies (2 wds.) *
15. Part of a male connector
16. Graph
18. Low altitude earth orbit *
20. Radio signals from the cosmos (abbr.)
21. Telex-Over-Radio (abbr.) *
23. Type of data storage IC
24. U.S. Spectrum allocation agency
25. High power density battery chemistry (abbr.) *
26. Type of modulation (abbr.)
28. Negation prefix *
30. Singulated piece of IC wafer
32. Communication between stations by reflecting the radio waves off of the ionosphere *
33. Sharp bend in I-V curve
34. Erbium Doped Fiber Amplifier (abbr.)
37. Logic family (abbr.)
39. Plasma atmosphere layer of the sun (pl.) *
43. Chemical symbol for ruthenium
44. Chemical symbol for silver
45. Reduced in amplitude
48. Major U.S. space & communications company *
50. Max or min voltage of a waveform (abbr.)
52. Local Oscillator (abbr.) *
53. Coordinated Universal Time (abbr.)
54. Chemical symbol for einsteinium
56. Chemical symbol for tin
57. Base Station Transceivers (abbr.)
59. Chemical symbol for nobelium *
62. Chemical symbol for molybdenum *
64. Generated an official engineering change document *
67. Test instrument for measuring resistance (pl) *
71. Chemical symbol for rubidium
73. Centimeter (abbr.)
74. Greek letter *
76. Computer monitor resolution measure (abbr.)
77. Active Electronically Scanned Array (abbr.)
78. End-to-end joint
79. Half of a DIP
80. U.S. military organization (abbr.) *
82. Hub of the solar system
84. Network department (abbr.)
85. Wheel attachment point
87. Amateur radio operating mode for sharing realtime video (abbr.)
90. Broadband Signal Intrusion (abbr.)
91. milliampere-hour (abbr.)
92. Chemical symbol for neptunium
93. Electronic Variable Optical Attenuator (abbr.) *
95. Vertical cavity-surface emitting laser (pl.)
98. Internet address (abbr.)
99. Apply too large of a signal *
100. Lubricant *
101. Adjust circuit parameters for best performance *
1. Configured a switch to break electrical contact *
2. Transmit Incremental Tuning (abbr.)
3. One port of an amplifier
4. Its chemical symbol is Fe *
5. Chemical symbol for einsteinium
6. Describes a region on a semiconductor that has a linear and symmetric I-V curve *
7. ________ _____ - Degrees of separation between two lines meeting at a common vertex (2 wds., abbr.)
8. Rate of a radar transmitter's output waveform (abbr.)
10. Ham abbreviation for "distant station"
11. Describes when a synchronous motor loses phase lock
12. Peak envelope power (abbr.)
13. Table type used in software for storing selectable values *
14. Network department (abbr.)
16. Software drafting tool (abbr.)
17. Coefficient of temperature (abbr.)
19. Greek letter used for resistance *
22. Do like a vector with a changing angle *
25. Line of Sight (abbr.) *
26. Finite Element Analysis (abbr.)
27. The UK's equivalent of the FCC *
29. National Television System Committee (abbr.)
31. End of Life (abbr.) *
32. The computer in 2001: A Space Odyssey
35. Keyboard key
36. Chemical symbol for argon
38. Front edge of a wing (abbr.)
40. Read-only (abbr.) *
41. Type of logic gate (pl.) *
42. 10E-9 numerical prefix *
46. Chemical symbol for europium
47. 10E-1 numerical prefix
49. Its chemical symbol is Os *
51. Sharp bends in I-V curves
55. System On Chip *
57. Graphics file types
58. Test equipment (abbr.)
60. Type of logic gate (pl.) *
61. Path followed by a heavenly body around a star *
63. Typical bandwidth of a directional coupler;Band covering 1f through 2f in frequency *
64. Nuclear explosion byproduct harmful to electronics (abbr.)
65. Chemical symbol for erbium
66. U.S. military organization (abbr.) *
68. Filter type that blocks lower frequencies (abbr.)
69. Chemical symbol for tantalum
70. Measure a waveform at regular intervals
72. Data transmission pathway
74. Lubricant *
75. "Peace Prize" endowment creator, who made his fortune on the discovery of dynamite *
79. Impenetrable physical barrier
81. Type of high speed Internet service (abbr.)
83. Stock symbol for National Instruments
86. Type of 2-input logic gate that outputs a 1 when the inputs are different *
88. Boob tube (abbr.)
89. Voltage-controlled oscillator (abbr.) *
92. Non-return to zero (abbr.)
93. 1.602E-19 Joules
94. Unit of apparent power (abbr.)
96. Chemical symbol for silicon
97. Test point (abbr.)
98. Schema for computer or device presentation to the operator (abbr.)

See solution below
2023 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.

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


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 31

December 24

December 17

December 10

December 3

November 26

November 19

November 12

November 5

R-E Puzzler - August 1967 R-E

October 29

October 22

October 15

October 8

October 1

September 24

September 17

September 10

September 3


August 27

August 20

August 13

August 6

Electronic Numbers - May 1961 R-E

July 30

July 23

July 16

July 9

R-E Puzzler - Oct 1967 R-E

July 2

June 25

June 18

June 11

June 4

May 28

May 21

May 14

May 7


April 30

April 23

April 16

April 9 - Easter

R-E Puzzler - Jan 1967 R-E

April 2

March 26

March 19

March 12

March 5

February 26

February 19

February 12

February 5

January 29

January 22

January 15

January 8

January 1














Electronics Themed Crossword Puzzle Solution for July  15th, 2023 - RF Cafe

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    Kirt Blattenberger,


RF Cafe began life in 1996 as "RF Tools" in an AOL screen name web space totaling 2 MB. Its primary purpose was to provide me with ready access to commonly needed formulas and reference material while performing my work as an RF system and circuit design engineer. The World Wide Web (Internet) was largely an unknown entity at the time and bandwidth was a scarce commodity. Dial-up modems blazed along at 14.4 kbps while tying up your telephone line, and a nice lady's voice announced "You've Got Mail" when a new message arrived...

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