Engineering & Science Crossword Puzzle
October 31, 2010

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.

2010 Engineering & Science Crossword Puzzles

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.

- Dec 19, Dec 12, Dec 5
- Nov 28, Nov 21, Nov 14, Nov 7
- Oct 31, Oct 24, Oct 17, Oct 10, Oct 3
- Sep 26, Sep 12, Sep 5
- Aug 29, Aug 22
- Jul 25, Jul 18, Jul 11, Jul 4
- Jun 27, Jun 20, Jun 13, Jun 6
- May 30, May 23, May 16, May 9, May 2
- Apr 25, Apr 18, Apr 11, Apr 4
- Mar 28, Mar 21, Mar 14, Mar 7
- Feb 28, Feb 21, Feb 14, Feb 7
- Jan 31, Jan 24, Jan 17, Jan 10, Jan 3

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



ACROSS

1. Rechargeable batteries
6. Type of current
8. Web's most popular RF site (2 ltrs. + 1 wd.)
9. Vertical Metal Oxide Semiconductor
11. Unit of capacitance (abbr.)
12. Centimeter (abbr.)
14. Opposite of O.D.
15. More than one BJT
19. Chemical element abbreviated Sn
21. Application Specific Integrated Circuit (abbr.)
25. Chemical symbol for strontium
27. Concentric cable type
29. Curve produced when a cone is cut by an oblique plane which does not intersect the base
32. Unit of resistance
33. Chemical symbol for platinum
35. Chemical symbol for europium
36. The cell band above DCN
37. Carrier-to-noise ratio (abbr.)
39. Precipitate
43. Enhanced Graphics Adapter
45. 1.602E-19 Joules
46. Computer interconnection scheme (abbr.)
47. Coordinated Universal Time (abbr.)
48. Bluetooth modules & ICs vendor headquartered in Cambridge, UK
49. One port of an amplifier
50. One component of a complex number (abbr.)
51. Linux Operating System (abbr.)
52. 1e-6 mA
53. Boring implement (2 wds.)
56. Circuit or mechanical designer with a Bachelor's or higher degree
59. Network department (abbr.)
60. Weight (abbr.)
61. Opposite of I.D.
62. BS__ - the degree held by many RF Cafe visitors
63. Spurious RF products created by metal joints (abbr., pl.)
65. One cutoff frequency specification for a bandpass filter
67. Another word for each complete winding of an inductor
69. ___, manufacturer of custom RF & microwave filters, Overland Park, KS (abbr.)
71. Person responsible for program spending (abbr.)
73. Chemical symbol for neptunium
75. User Datagram Protocol
78. Gary Breed's fine magazine on RF & microwaves topics (abbr.)
80. Chemical symbol for manganese
81. System On Chip
83. Bipolar Field-Effect Transistor
85. Cable termination type
86. Method of connecting redundant power supplies
88. Type of programmable device (abbr.)
89. Gun safety and education organization (abbr.)
90. Microwaves & RF magazine (abbr.)
91. Type of current flow (abbr.)
92. Crystal filter type (abbr.)
93. Modem encoding method (abbr.)
DOWN

1. A measure of receiver quality (abbr.)
2. Multifunctional silicon devices (abbr.)
3. Chemical symbol for calcium
4. Sound frequency in the human hearing range (abbr.)
5. Morse Code for "from"
6. Decimeter (abbr.)
7. Chemical symbol for cobalt
8. __ Micro Devices, premier RFIC company in Greensboro, NC
10. Chemical symbol for scandium
11. Chemical symbol for palladium
13. 1E6 nanoseconds
14. Charged particle
15. Inventor of the pre-quantum atomic model
16. Intentionally block communications signals
17. Mate to an RX
18. Half of a DIP
19. Chemical symbol for thallium
20. Chemical symbol for neon
21. Arithmetic Logic Unit (abbr.)
22. Chemical symbol for silicon
23. Innovative Power Products, Holbrook, NY (abbr.)
24. Certificate of Successful Completion of Examination (abbr.)
26. Government program to bring electricity to farms (abbr.)
27. Frequency up- or down- __________ (pl.)
28. Capacitor manufacturer in Huntington Station, NY
30. Mr. de Forest's first name
31. The profession of many RF Cafe visitors
34. Under self-control (prefix)
37. Ceramic Dual Inline Package
38. Loose end of a cable
40. Automated universal inductance tester - watch that 3rd letter, (abbr.)
41. Society of Civil and Structural Engineers (abbr.)
42. Receiver power level circuitry (abbr.)
44. Hybrid coupler vendor in East Syracuse, NY
54. Bandwidth (abbr.)
55. International Telecommunications Union
57. Type of logic gate
58. Chemical symbol for gadolinium
64. Chemical symbol for tin
66. Unit of inductance (abbr.)
67. Chemical symbol for thulium
68. Temperature-compensated crystal oscillator (abbr., pl.)
70. Chemical symbol for copper
71. European equivalent to the U.L.
72. What you can get from a high voltage line
74. Type of e-mail address system (abbr.)
76. Collection of electronic records (abbr.)
77. Part of a male connector (pl.)
78. Form of energy arising from the kinetic energy of atoms and molecules
79. Unit of length (abbr.)
80. Maximum Usable Frequency
82. Chemical symbol for chlorine
84. Chemical symbol for francium
85. Chemical symbol for lawrencium
87. Chemical symbol for radium
91. Chemical symbol for arsenic




See solution below