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Oldest Electronics Companies Crossword Puzzle
November 29, 2015

This week's engineering crossword puzzle features the names of some of the world's oldest electronics companies. Many of them began life with a primary business focus other than electronics, then ended up being known universally for their high tech products. If you're like me, until now you had no idea that one of the world's leading cellular equipment makers originally was a wood pulp mill, and another made playing cards. Clues with asterisks (*) are the featured companies. Enjoy!

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

Oldest Electronics Companies Crossword Puzzle for November 29, 2015 - RF Cafe

Note: A standard for crossword puzzles is when all words in a clue are capitalized, the solution is the abbreviation or acronym for that clue; e.g., Alternating Current = AC.

1. Founded 1890 in Pittsburgh, Pennsylvania, to manufacture electrical distribution equipment*
10. Logarithmic ratio (abbr.)
11. Internet protocol (abbr.)
12. User Datagram Protocol
13. Return-to-Zero (abbr.)
16. Compliment to a zero in a polynomial
19. Rate of a radar transmitter's output waveform (abbr.)
20. Multifunctional silicon devices (abbr.)
22. Unit of inductance (abbr.)
23. Founded 1928 in Illinois as Galvin Manufacturing Corporation*
25. Computer "brain" (abbr.)
26. Chemical symbol for nickel
28. Chemical symbol for radon
30. A keyboard key
32. Low- to mid- frequency connectors
33. Founded 1889 in Japan making Hanafuda (playing) cards*
36. Small unit of capacitance (abbr.)
39. One component of a complex number (abbr.)
40. Part of a FOR loop
41. ELI the ICE ___
43. Negative temperature coefficient (abbr.)
46. Radio Direction Finding (abbr.)
48. Filter type that blocks upper frequencies (abbr.)
50. A mathematical operation derived from two given functions by integration
54. Band between RF and BB
55. Enhanced Datarates for Global Evolution
56. Radio term for indicating the end of a transmission segment
57. Chemical symbol for lanthanum
58. Additive used to reduce a mixture's volatility (pl.)
62. Chemical symbol for selenium
63. IC killer (abbr.)
65. File name extension for an ASCII file
66. Original Equipment Manufacturer (abbr.)
68. Band between RF and BB
70. Chemical symbol for aluminum
73. Chemical symbol for silicon
74. Capacitor dielectric type
75. Junk e-mail
76. Mr. de Forest's first name
78. Greek letter (micro)
80. Chemical symbol for manganese
81. Input intercept point (abbr.)
83. Founded 1938 in Korea as a trading company for seafood and vegetables*
84. Unit of inductance (abbr.)
86. Chemical symbol for cobalt
87. Personal Handy Phone System (abbr.)
88. First-in, first-out, abbr.
89. Chemical symbol for neptunium
91. Radio frequency interference (abbr.)
94. Unit of frequency (archaic, abbr.)
95. One type of electron spin
97. Founded 1935 in a garage in Palo Alto, California*
2. Type of filter with cutoff regions above and below center frequency (abbr.)
3. Founded 1847 in Germany, as Telegraphen-Bauanstalt von _______ & Halske*
4. Test point (abbr.)
5. Greek letter used for frequency
6. Chemical symbol for gadolinium
7. 97 Across is often abbreviated this way*
8. UMTS terrestrial radio access (abbr.)
9. Chemical symbol for erbium
14. Compress a computer file
15. Founded 1892 in Schenectady, NY, to build out an electrical distribution system (2 wds.)*
17. Unit of resistance
18. Joint Tactical Radio Service
19. A 2-dimensional surface
21. The frequency at which a filter will begin to reject signals (2 wds.)
24. Switch position
27. Network department (abbr.)
29. Adjust a pot
31. Airflow rate (abbr.)
34. Infrared (abbr.)
35. Type of logic gate
37. Crystal surfaces
38. Logic family (abbr.)
42. Chemical symbol for nobelium
43. Founded 1865 in Finland, as wood pulp mill*
44. A 3rd-order polynomial
45. Chemical symbol for holmium
47. Thread cutting tools
49. BlackBerry or Jordana for example (abbr., pl.)
51. Gun safety and education organization (abbr.)
52. Current-voltage phase mnemonic
53. Front end of a rocket (pl.)
59. Time delay (abbr.)
60. Lower sideband (abbr.)
61. Read-only (abbr.)
64. Deutsche Industrie Normenausschuss
67. 1/000 of an inch
69. Network file transfer protocol (abbr.)
70. Consequence of under sampling
71. Chemical symbol for lutetium
72. Type of filter that uses surface properties of semiconductor (abbr.)
75. Hub of the solar system (pl.)
77. Electromagnetic (abbr.)
78. Greek letter (micro)
79. Ham's code for "Net is Free (not controlled)."
82. Charged particle
83. The "S" in CES, the world's largest yearly convention of gadget and device manufacturers
85. Unit of time
90. Unit of inductance (abbr.)
91. One component of a complex number (abbr.)
92. Unit of length (abbr.)
93. Network department (abbr.)
94. 1/000 of an amp (abbr.)
96. Chemical symbol for palladium

Answer below


2015 Crosswords Archive
2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | Sudoku
(contact me if you need a prior crossword - they go back to 2002)
December 27
December 20
December 13
December 6
November 29
November 22
November 15
November 8
November 1
October 25
October 18
October 11
October 4
September 27
September 20
September 13
September 6
August 30
August 16
August 9
August 2
July 26
July 19
July 12
June 21
May 3
April 5
March 8
March 1
February 22
February 8
January 25
January 18
January 11
January 4













Oldest Electronics Companies Crossword Puzzle Solution for November 29, 2015 - RF Cafe

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