Radio & Radar Crossword Puzzle
January 11, 2015


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

Radio & Radar Crossword Puzzle for January 11, 2015 - RF Cafe

ACROSS DOWN
1. Amount of deviation from nominal and still being within specification
4. 2-element, 1/2 wavelength antenna fed at the center (pl.)
7. Part of this website's title
9. Chemical symbol for cadmium
10. BS__ - the degree held by many RF Cafe visitors
11. RF ____, the world's best engineering website
13. Switch position
15. Coder/decoder (abbr.)
18. Passing of a planet in front of the sun
21. Point of information transfer between two systems
24. 30 kHz to 300 kHz
25. Chemical symbol for radium
26. Solid state power amplifier (abbr.)
30. Chemical symbol for copper
31. Circuit element connecting PCB layers
33. Chemical symbol for manganese
34. Large unit of apparent power (abbr.)
35. Cellphone band below PCS
38. Early operating system (still popular)
40. List of answers to commonly desired information about a product or service (abbr.)
41. Strong, lightweight wood
43. A disk operation
46. Chemical symbol for neptunium
47. Pertaining to the moon
49. Unintentionally change the oscillator frequency
50. Advanced Communication Technologies and Services (abbr.)
52. Type of component package (abbr.)
54. Telex-Over-Radio (abbr.)
56. Infrared (abbr.)
57. Add two or more inputs
58. Tweak a filter for the correct response
60. Electrical safety organization (abbr.)
62. 1.602E-19 Joules
65. Band between RF and BB
66. Centimeter (abbr.)
68. Chemical symbol for lutetium
69. Unit of admittance
70. Computer Assisted Design and Development
71. Enhanced Graphics Adapter
72. Signal-to-noise ratio (abbr.)
74. An ellipse has two of them
76. A star that suddenly becomes much brighter and then gradually returns to its original brightness over a period of weeks to years
79. 3 GHz to 30 GHz
80. Circuit boards (abbr.)
81. Chemical symbol for cobalt
82. Spurious RF products created by metal joints (abbr.)
85. Type of logic gate
86. Describes a lens able to focus all wavelengths to the same point (pl.)
87. Satellite TV system
1. Wire diameter unit (abbr.)
2. Analog-to-Digital (abbr.)
3. Its chemical symbol is Fe
4. Digital Enhanced Cordless Telephone
5. Circuit path with very high or infinite impedance
6. Constellation : The scorpion
7. RF integrated circuit (abbr.)
8. Chemical symbol for iron
12. Internet addresses
14. Unit of time (abbr.)
16. Trigger diode that conducts current only after its breakdown voltage has been exceeded momentarily (pl.)
17. A common RS-232 serial bus command (abbr.)
19. Audio Frequency Shift Keying (abbr.)
20. One port of an amplifier
22. 2-part adhesive (pl.)
23. When an amplifier is driven into its nonlinear operating region
27. Common plastic insulation type (abbr.)
28. A common battery cell size
29. BlackBerry or Jordana for example (abbr., pl.)
32. Association of North American Radio Clubs
36. "Calling any amateur radio station"
37. 1e-6 mA
39. Programmable logic device (abbr.)
41. Method of sending high-speed digital signals on electric distribution wires, a Ham's nemesis (abbr.)
42. Local Oscillator (abbr.)
44. Device under test (abbr.)
45. Component
46. Mate to a bolt
48. Chemical symbol for nobelium
50. Large radio telescope in Puerto Rico
51. Test point (abbr.)
53. Maximum Usable Frequency
55. Balun with both ports unbalanced (pl.)
59. FCC's Universal Licensing System (abbr.)
60. 300 MHz to 3 GHz
61. Open-______ or closed-______ system
63. Unit of apparent power (abbr.)
64. Summers
66. Early computer display screen resolution (abbr.)
67. 1/000 of an amp (abbr.)
71. Electronic Variable Optical Attenuator (abbr.)
73. Moon of Saturn discovered in 1672
75. Pure carrier (abbr.)
77. Amateur radio abbreviation for the Oceania region (abbr.)
78. Type of digital filter (abbr.)
82. Unit of inductance (abbr.)
83. Chemical symbol for molybdenum
84. Semiconductor and calculator company (abbr.)
85. Unix, Linux or Windows (abbr.)

See solution below

 

2015 Crosswords Archive
Visit the Crossword Express website - RF CafeTake a break from the drudgery by trying 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.

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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Radio & Radar Crossword Puzzle Solution for January 11, 2015 - RF Cafe