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Copyright: 1996 - 2024
    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 typing up your telephone line, and a nice lady's voice announced "You've Got Mail" when a new message arrived...

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RF Cafe Engineering Crossword Puzzle w/Weekly Headlines
March 12, 2017

For the sake of avid cruciverbalists amongst us, each week I create a new crossword puzzle that has a theme related to engineering, mathematics, chemistry, physics, and other technical words. Clues in this puzzle with an asterisk (*) are pulled from this past week's (3/6 - 3/10) "High Tech News" column on the RF Cafe homepage. Enjoy!

Reproduction of this puzzle without the express permission of RF Cafe is prohibited.
acr. = acronym, abbr. = abbreviation, pl. = plural, wds. = words

RF Cafe Engineering Crossword Puzzle w/Weekly Headlines March 12, 2017

1. _________ Publishes Huge CIA 'Vault 7' Document Release *
7. Carrier-to-noise ratio (abbr.)
10. ___ Seeking Answers About AT&T's 911 Wireless Outage on March 8 *
13. _______ Electronics Completes Acquisition of Intersil *
18. Chemical symbol for argon
19. Coordinated Universal Time (abbr.)
20. 2-way conversation, Ham term
21. Chemical symbol for rhodium
22. Unit of length (abbr.)
23. Decimeter (abbr.)
24. Uppermost surface
27. ELI the ICE ___
29. Type of logic gate (pl.)
31. Below ELF
34. Chemical symbol for radon
35. Low Noise Amplifier (abbr.)
37. Peripheral Component Interface (abbr.)
39. 'Smart' ______ Found to Report up to 6x Higher than Actual *
41. Family of ICs with a certain component density level (abbr.)
43. Chemical symbol for polonium
44. _____ Autopilot Sends Model S into Concrete Barrier *
46. Ham's code for "Shall I increase power?"
48. Chemical symbol for mendelevium
49. Chemical symbol for praseodymium
50. Start frequency (abbr.)
52. Rechargeable battery type (abbr.)
53. Greek letter
55. Circuit for firing a radar magnetron (abbr., pl.)
58. Abbreviation for peak voltage
59. Chemical symbol for copper
61. Image file format name extension
64. A common battery cell size
66. Person responsible for program spending (abbr.)
67. First name of a British scientist of falling apple fame
69. Numerical prefix meaning 10 (var.)
70. Akin to an EE, CE, AE, etc.
71. Chemical symbol for lithium
73. A crescent shaped figure formed on a sphere or plane by two intersecting arcs
74. Susan _____, "Microwave Journal" magazine editor (c2014)
76. Data transmission pathway
78. Gun safety and education organization (abbr.)
80. Nearest and furthest points to the center of gravitational attraction for a body in orbit
81. Unit of length (abbr.)
82. Modulation type (abbr.)
83. Junk e-mail
85. Stock symbol for Raytheon
87. _____ Sales Boom in North America *
88. Chemical symbol for antimony
90. Chemical symbol for lutetium
91. Ham-ese for Young Lady
93. System On Chip
95. The "E" in BER
97. Type of logic gate
99. Indium phosphide
101. Reinforced ______ Preforms Increase Bond Line Coplanarity *
103. One port of an amplifier
104. One system's phonetic letter "z"
105. Filter type that blocks frequencies in a specified band (abbr.)
106. Unit of length equal to 5.5 yards
108. Ham's code for "The net has traffic for you. Stand by."
109. Switch position
112. 3-phase transformer configuration
113. Chemical symbol for beryllium
115. Chemical symbol for manganese
116. Home state of Los Alamos lab (abbr.)
118. U.K. equivalent of the IEEE
120. Data transmission pathway
122. Chemical symbol for palladium
123. China Confirms 7% Increase in 2017 _______ Budget *
124. Unit of frequency
125. Software engineering tool (abbr.)
126. What are the attractive and repulsive forces produced by electric charge in motion
1. Wireless application protocol (abbr.)
2. Infrared (abbr.)
3. Small representative graphics
4. Chemical symbol for europium
5. System for guiding aircraft (abbr.)
6. Unit of frequency (archaic, abbr.)
7. "Calling any amateur radio station"
8. Stock symbol for National Semiconductor
9. Move from cell to cell
11. Chemical symbol for chromium
12. Dimension from wing LE to TE
13. Common average used for sinewaves (abbr.)
14. Electromagnetic (abbr.)
15. Last keyword in a BASIC subroutine (pl.)
16. Analog-to-Digital (abbr.)
17. "Texting" (abbr.)
24. FCC Loosens FM __________ Rules *
25. Switch position
26. Antenna radiated power measurement (abbr.)
28. On-the-air meeting of hams at a set time, day and radio frequency
30. Type of flip-flop
32. Filter type that blocks upper frequencies (abbr.)
33. FCC Will Now Review __________ Settlements *
35. Semiconductor lamp
36. ___-AZIMUTH telescope mount
38. "Calling any amateur radio station"
40. Nuclear explosion byproduct harmful to electronic (abbr., pl.)
41. Chemical symbol for lawrencium
42. Band between RF and BB
44. Structures of columns and rows
45. A common battery cell size
47. RSGB Says _____ is Not Resolving Interference Complaints *
49. Chemical symbol for plutonium
51. The stationary part of a motor
54. Universal Asynchronous Transmit/Receive (abbr.)
56. 1e-6 mA
57. Miniature RF connector (pl.)
58. Premium Processing for H1-B _____ Suspended for 6 Months *
59. Co-channel rejection ratio (abbr.)
60. Amateur radio operator who is qualified to administer Amateur Radio licensing examinations (abbr., pl.)
62. Type of modulation (abbr.)
63. Antenna (abbr.)
65. A common battery cell size
68. Army-Navy specification prefix
72. Internet protocol (abbr.)
75. The "B" in BGA
77. One type of electron spin
79. Automated Test Equipment (abbr.)
81. Upper frequency (abbr.)
84. Earth's natural satellite
86. Non-return to zero (abbr.)
87. Unit of length equal to 5.5 yards
89. Chemical symbol for bismuth
90. Filter type that blocks upper frequencies (abbr.)
91. Name the English scientist who first performed the famous double slit experiment and also played a major role in deciphering the Rosetta Stone
92. Chemical symbol for beryllium oxide
94. Chemical symbol for copper
96. Have a chemically induced effect
98. Read-only (abbr.)
100. Current summing point
101. Chemical symbol for tin
102. RF integrated circuit (abbr.)
105. Word used in describing 2-D and 3-D object dimensions; i.e., 10 mm __ 25 mm
107. Decibels above or below a dipole antenna (abbr.)
108. Ham's code for "Entire net stand by."
110. Finite Element Analysis (abbr.)
111. Large transmitting tube such klystron, magnetron
112. Wavelength division multiplexing (abbr.)
114. BS__ - the degree held by many RF Cafe visitors
115. 1E6 nanoseconds
117. Unit of inductance (abbr.)
119. BS__ - the degree held by many RF Cafe visitors
120. Stock symbol for Boeing
121. Chemical symbol for tin
122. Unit of time (abbr.)

See solution below


2017 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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RF Cafe Engineering Crossword Puzzle Solution w/Weekly Headlines March 12, 2017

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