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This Electronics theme Christmas Crossword Puzzle for December 24th has many words
and clues related to RF, microwave, and mm-wave engineering, optics, mathematics,
chemistry, physics, and other technical subjects, along with a holiday message.
There is also a holiday greeting contained within. 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 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. Chemical symbol for francium
3. Collection
of electronic records (pl.)
9. Unit of frequency (archaic, abbr.)
11. Parameter
that is a figure of merit for receiver performance in presence of multiple signals
(abbr., pl.)
12. Number system which uses only the digits 0 to 7
13. International
Reply Coupon (abbr.)
16. Ham's code for "What is the correct time?"
17. One
possible go-no-go test result
18. Quickly changing portion of waveform
20.
Unit of capacitance (abbr.)
21. 30 kHz to 300 kHz
23. Imaging device (abbr.)
25. Bandwidth (abbr.)
26. Opposite of O.D.
27. One of four lines used in ferrite
core memories
29. C# statement that ensures Dispose is called even if an exception
occurs
31. Cause a voltage or current waveform to gradually die out
34. First
part of this crossword puzzle's message
36. Plain Old Telephone System
38.
24 hours
39. Term indicating profitability of a company (abbr.)
40. Type of
data conversion device (abbr.)
41. Chemical symbol for bismuth
42. Unit of
apparent power (abbr.)
43. Chemical symbol for einsteinium
45. Min-to-max
voltage of a waveform (abbr.)
47. Chemical symbol for helium
48. Chemical
symbol for nobelium
50. Early operating system (still popular)
52. Hedy _____,
Hollywood actress with first patent for spread spectrum communications
54. Temperature-compensated
crystal oscillator (abbr.)
56. Decimeter (abbr.)
57. Upper frequency (abbr.)
58. Equalizer (abbr.)
60. Radio signals from the cosmos (abbr.)
62. Intermodulation
(abbr.)
63. Chemical symbol for europium
65. Scheme to maintain proper frequency
(abbr.)
67. After Uranus
70. Coordinated Universal Time (abbr.)
72. Semiconductor
and calculator company (abbr.)
73. Galilean moon
74. BS__ - the degree held
by many RF Cafe visitors
75. Chemical symbol for cesium
76. Part of a FOR
loop
78. Chemical symbol for thallium
79. Second part of this crossword puzzle's
message
84. Chemical symbol for cadmium
85. Chemical symbol for erbium
86. Chemical symbol for beryllium
87. 1e-6 mA
89. PC follower
90. Modulation
type (abbr.)
92. Pads
93. Mathematical relationship of voltage, resistance,
and current in a circuit (2 wds.)
97. Electromagnetic surveillance thwarting
technology
101. Having power applied (slang)
102. Schematic label for voltage
supply node
103. Start frequency (abbr.)
104. Unit of length (abbr.) |
1. Start frequency (abbr.)
2. Web's most popular
radio frequency engineering site (2 ltrs. + 1 wd.)
3. Bores a holes
4. Airport
Surveillance Radar (abbr.)
5. Army-Navy specification prefix
6. Chemical symbol
for arsenic
7. End of transmission (abbr.)
8. Threaded fastener (pl.)
9.
Amount of deviation from nominal and still being within specification
10. Chemical
symbol for chlorine
14. Centimeter (abbr.)
15. Common plastic insulation type
(abbr.)
16. Unit of mass flow rate (abbr.)
17. Added an overcurrent protection
device
19. Quickly changing portions of waveforms
22. Finite Element Analysis
(abbr.)
23. CB slang for police speed radar
24. Unit of angular measurement
equal to one ninetieth of a right angle
25. Manufacturer of project boxes
28. Electric enclosure standard organization (abbr.)
30. Apple's popular media
playing device
32. Ticker symbol for Analog Devices
33. Heat-resistant glass
type
35. Read-only (abbr.)
36. Display a radar target
37. ___/IP scheme
for networked connectivity
41. Digital transmission speed (2 wds.)
42. Its
units are expressed in a cubic of length
44. Vacuum tube grid placed between
control grid and plate in a pentode
46. Formal set of rules and procedures for
the exchange of information within a communications network
47. Opposite of a
LO
49. Amateur radio abbreviation for the Oceania region (abbr.)
51. Home
state of Los Alamos lab (abbr.)
53. Chemical symbol for magnesium
55. Chemical
symbol for xenon
57. A final surface coating
59. Numerical prefix for 10^30
61. Unit of volume (abbr.)
64. Chemical symbol for lutetium
66. The "F" in
EMF
68. Max or min voltage of a waveform (abbr.)
69. Unit of time (abbr.)
71. Largest moon of Saturn
75. International Telegraphy and Telephony Consultative
Committee
77. International phonetic alphabet letter "O"
80. One component
of a complex number (abbr.)
81. Infrared (abbr.)
82. Chemical symbol for terbium
83. Akin to an EE, CE, AE, etc.
84. Negative terminal
88. Test equipment vendor
89. A common battery cell size
91. 1E6 nanoseconds
94. 3 GHz to 30 GHz
95. Line of Sight (abbr.)
96. PC follower
98. 1.602E-19 Joules
99. Wire
diameter unit (abbr.)
100. Modulation technique (abbr.) |
See solution below
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