RF Engineering Crossword Puzzle
August 26, 2012

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.
2012 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 30
December 23
December 16
December 9
December 2
November 25
November 18
November 11
November 4
October 28
October 21
October 14
October 7
September 30
September 23
September 16
September 9
September 2
August 26
August 19
August 12
August 5
July 29
July 22
July 15
July 8
July 1
June 24
June 17
June 10
June 3
May 27
May 20
May 13
May 6
April 29
April 22
April 15
April 8
April 1
March 25
March 18
March 11
March 4
February 26
February 19
February 12
February 5
January 29
January 22
January 15
January 8
January 1


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


ACROSS DOWN
1. Base 16 number system
8. English astronomer who discovered the world' most famous comet (2 wds.)
14. Chemical symbol for arsenic
15. Type of current flow (abbr.)
16. Unit of inductance (abbr.)
18. Infrared (abbr.)
19. Unit of heat
22. First name of a British scientist of falling apple fame
25. Graphics file extension
26. 12 inches
27. Keyboard key
29. Unit of energy
30. Institute of Electrical and Electronics Engineers
31. Filter type that blocks frequencies below and above a specified band (abbr.)
32. Opposite of a LO
33. Creates a code version of a semiconductor device
35. 3 MHz to 30 MHz
38. Filter type that blocks frequencies in a specified band (abbr.)
39. Method of sending high-speed digital signals on electric distribution wires, a Ham's nemesis (abbr.)
40. Did a total memory transfer
42. Type of data conversion device (abbr.)
43. Remove stored energy from a capacitor
47. Morse Code for "from"
49. Wire diameter unit (abbr.)
50. Sound frequency in the human hearing range (abbr.)
51. Galilean moon
52. Powers pneumatic devices
54. 1.602E-19 Joules
55. Interrupt a normal atomic structure nucleus
59. Chemical symbol for aluminum
61. Wire or cable connecting a radio to an antenna
62. One port of an amplifier
63. MS's server-side script engine for dynamically-generated web pages (abbr.)
64. Chemical symbol for iron
65. Electronics manufacturer with "meatball" logo
66. U.K. equivalent of the IEEE
68. Filter type that blocks upper frequencies (abbr.)
69. Preventing of the direct physical transfer of signals from one point to another
71. Current-voltage phase mnemonic
74. Greek letter used for coefficient of reflection (pl.)
76. Scheme to maintain proper frequency (abbr.)
78. Chemical symbol for mendelevium
79. BS__ - the degree held by many RF Cafe visitors
81. Devices on an axle used to hold a wheel in place
83. Chemical symbol for cesium
84. Chemical symbol for gadolinium
86. Computer Assisted Design and Development
88. Hz
89. Heatsink feature
90. Equipment
92. One state of matter
93. A 3rd-order polynomial
97. Family of ICs with a certain component density level (abbr.)
99. Chemical symbol for copper
100. Chemical symbol for magnesium
102. Small unit of capacitance (abbr.)
104. 1/6 inch printer's measure
105. Its unit symbol is G (pl.)
106. The Greek astronomer who was the first to state that the earth revolves around the sun
1. Logical summer that does not use a carry bit (2 wds.)
2. Chemical symbol for einsteinium
3. A common battery cell size
4. Cellphone band below PCS
5. The "D" in BCD
6. 1E6 cycle per second
7. 30 kHz to 300 kHz
8. Electronics Industry Association (abbr.)
9. One port on a FET (pl.)
10. Logarithmic ratio (abbr.)
11. Web page language
12. Chemical symbol for gold
13. Light
17. The "H" in UHF
20. Inductor
21. Local Oscillator (abbr.)
23. European equivalent to the U.L.
24. Chemical symbol for helium
25. Early predecessor to an online forum (abbr.)
27. U.S. military organization (abbr.)
28. Semiconductor lamp
29. A keyboard key
32. Filter type that blocks lower frequencies (abbr.)
33. Akin to an EE, CE, AE, etc.
34. Chemical symbol for lanthanum
36. Frequency division multiple access (abbr.)
37. Vacuum tube element
38. Chemical symbol for beryllium
39. Digital transmission figure of merit (abbr.)
41. 300 kHz to 3 MHz
44. RF ____, the world's best engineering website
45. Gary Breed's fine magazine on RF & microwaves topics (abbr.)
46. A common IC bond wire metal
47. Singulated piece of IC wafer
48. Filter types (abbr., pl.)
49. Swap ____, a Ham's flea market
52. Army-Navy specification prefix
53. Electromagnetic wavelength units
55. Digital Signal Processor (abbr.)
56. Internet protocol (abbr.)
57. Low altitude earth orbit
58. Early computer display screen resolution (abbr.)
60. Geometric entity with only length
63. Circuit for maintaining constant voltage (abbr.)
67. Decimeter (abbr.)
69. Opposite of O.D.
70. Transfer charge w/o physical contact
71. Multifunctional silicon devices (abbr., pl.)
72. Chemical symbol for cobalt
73. 30 Hz to 300 Hz
74. Gallium nitride chemical symbol
75. Chemical symbol for argon
76. Asynchronous Communication Interface Adapter (abbr.)
77. Start frequency (abbr.)
78. Lowest power level capable of being demodulated (abbr.)
80. ECM response
82. Electromagnetic radiation in the visible band
84. Ratio of output to input power, voltage, current, light, etc.
85. The "D" in CD
86. Centimeter (abbr.)
87. Type of current
91. Modern battlefield technique (abbr.)
94. Data transmission pathway
95. Broadband Signal Intrusion (abbr.)
96. Discipline for aircraft navigation in low visibility environments (abbr.)
97. Chemical symbol for lutetium
98. Network department (abbr.)
101. Chemical symbol for gallium
103. A BPF specification (abbr.)
104. Chemical symbol for europium


See solution below














RF Engineering Crossword Puzzle for 8-26-2012 - RF Cafe