Engineering & Science Crossword Puzzle
January 16, 2011

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.

2011 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.

12/25/2011
12/18/2011
12/11/2011
12/4/2011
11/27/2011
11/20/2011
11/13/2011
11/6/2011
10/30/2011
10/23/2011
10/16/2011
10/9/2011
10/2/2011
9/25/2011
9/18/2011
9/11/2011
9/4/2011
8/28/2011
8/21/2011
8/14/2011
8/7/2011
7/31/2011
7/24/2011
7/17/2011
7/10/2011
7/3/2011
6/26/2011
6/19/2011
6/12/2011
6/5/2011
5/29/2011
5/22/2011
5/15/2011
5/8/2011
5/1/2011
4/24/2011
4/17/2011
4/10/2011
4/3/2011
3/27/2011
3/20/2011
3/13/2011
3/6/2011
2/27/2011
2/20/2011
2/13/2011
2/6/2011
1/30/2011
1/23/2011
1/16/2011
1/9/2011
1/2/2011

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

RF Cafe - Science & Engineering Crossword Puzzle, 1/16/2011


ACROSS DOWN

ACROSS
1. Online venue for posting comments & reading replies (pl.)
4. Mathematics of angles
7. Chemical symbol for gadolinium
9. Chemical symbol for erbium
10. Type of flip-flop
11. Moon of Saturn discovered in 1672
13. 300 Hz to 3 kHz
15. A false signal produced in a superheterodyne receiver’s circuitry
18. Energy possessed by a body in motion
21. Binary star system nearest to earth
24. Chemical symbol for nobelium
25. Chemical symbol for plutonium
26. Aerodynamic opposition to thrust
30. Part of a FOR loop
31. Describes the action of cleaving a crystal plane
33. Chemical symbol for einsteinium
34. Miniature threaded RF connector
35. Color quality
38. An abbreviation for "receiver"
40. Personal Handy Phone System (abbr.)
41. Heat-resistant glass type
43. Physicist after whom a law describing the direction of EMF and current resulting from induction is named
46. Chemical symbol for lanthanum
47. Used lubricant
49. Multiprotocol Label Switching (abbr.)
50. Workplace safety group (abbr.)
52. Chemical symbol for aluminum
54. Finite-Element Model
56. Type of component package (abbr.)
57. Type of data conversion device (abbr.)
58. Used to remove oxidation during soldering
60. Max or min voltage of a waveform (abbr.)
62. Internet protocol (abbr.)
65. One port of an amplifier
66. Decimeter (abbr.)
68. Chemical symbol for nickel
69. Engineering Change Notice (abbr.)
70. Certificate of Successful Completion of Examination (abbr.)
71. Radio Direction Finding (abbr.)
72. Type of data conversion device (abbr.)
74. Inventor of the pre-quantum atomic model
76. Image file format name extension (pl.)
79. 30 Hz to 300 Hz
80. He, along with Mr. Savart, developed a law that describes a magnetic field generated by an electric current
81. Chemical symbol for silicon
82. Ham's code for "Are you busy?"
85. Chemical symbol for tantalum
86. Vector multiplication that returns a scalar value (pl.)
87. The cell band above DCN

DOWN
1. Finite Element Analysis (abbr.)
2. Method of connecting redundant power supplies
3. Stack command
4. Application Specific Integrated Circuit (abbr.)
5. Quickly changing portion of waveform
6. The rotating part of a motor
7. Cog
8. 10^1 numerical prefix
12. Moving air
14. Unit of length (abbr.)
16. An angle that has less than 90 degrees
17. Last statement in a BASIC program
19. Logical gate type (pl.)
20. Infrared (abbr.)
22. The property of matter by which it continues in its state of rest or uniform motion in a straight line, unless acted upon by an external force
23. Applying too large of a signal
27. Stock symbol for Advanced Micro Devices
28. Chemical symbol for gallium
29. Code for a type of electrical wire insulation
32. Temperature-compensated crystal oscillator (abbr., pl.)
36. Unit of time (abbr.)
37. Next to
39. Ham's code for "Station is leaving the net."
41. Programmable logic device (abbr.)
42. One component of a complex number (abbr.)
44. IC socket type for easy insertion & removal (abbr.)
45. Counter ElectroMotive Force (abbr.)
46. Filter type that blocks upper frequencies (abbr.)
48. Front edge of a wing (abbr.)
50. Greek letter
51. 3 MHz to 30 MHz
53. Computer communication scheme (abbr.)
55. Bushing used to direct the path of a pushrod
59. Low Noise Amplifier (abbr.)
60. Substrate onto which components are mounted (abbr.)
61. Adjustment dial
63. Unit of time (abbr.)
64. A series of numbers where there are as many numbers above it as below it in the series
66. Direct Digital Synthesis (abbr.)
67. 300 kHz to 3 MHz
71. The "D" in RFID (pl.)
73. Encased in a protective covering
75. Opposite of a LO
77. Network department (abbr.)
78. Total radiated power (abbr.)
82. Unit of liquid measure (abbr.)
83. Chemical symbol for lawrencium
84. Amateur radio abbreviation for the Oceania region (abbr.)
85. Coefficient of temperature (abbr.)



See solution below









RF Cafe - Science & Engineering Crossword Puzzle Solution, 1/16/2011