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June 6, 2010 Engineering & Science Crossword Puzzle

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.

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

ACROSS

1. O-scope triggering method (2 wds.)
7. Modulation type (abbr.)
9. Automatic network analyzer (abbr.)
11. Engineering Change Order (abbr.)
12. Chemical symbol for gallium
13. Type of transistor (abbr.)
15. Chemical symbol for palladium
17. Logical gate type (pl.)
20. "Calling any amateur radio station"
21. Electronics Industry Association (abbr.)
23. 30 kHz to 300 kHz
24. Amplifier vendor in Santa Clara, CA
26. High power density battery chemistry (abbr.)
29. Online service
30. Device for matching antenna impedance to transmitter impedance (pl.)
32. RF connector & cable vendor located in Farmingdale, NY
34. Type of memory
35. Agilent's EE design software
37. Elemental compound used for microwave frequency reference oscillators (abbr.)
38. Astronomical distance of 3.26 light years
42. Network department (abbr.)
44. High-speed circuit-switched data (abbr.)
48. Increase voltage linearly
51. System On Chip
52. Original Equipment Manufacturer (abbr.)
54. Greek letter
55. RF IC manufacturer located in Dübendorf, Switzerland
57. 10^1 numerical prefix
58. RF component manufacturer in Arcadia, CA
60. A feedback scheme to level out the receiver audio volume (abbr.)
62. Common plastic insulation type (abbr.)
64. Motorola's "Digital ___"
66. Periodic superimposed waveform amplitude variation
69. ______ + 71D, technical book publisher
72. Readability, Signal, and Tone (QoS report type)
74. International Amateur Radio Union (abbr.)
76. Device under test (abbr.)
77. Chemical symbol for magnesium
79. Unit of weight
80. Type of flip-flop
81. ____ Solutions, RF component manufacturer located in Torrance, CA
83. One component of a complex number (abbr.)
84. Apollo 11 astronaut ____ Armstrong
87. Type of modulation (abbr.)
88. Innovative Power Products, Holbrook, NY (abbr.)
90. Using the moon as a passive reflector to establish a signal path; moonbounce (abbr.)
91. 300 Hz to 3 kHz
92. Describes a component affected by temperature changes (2 wds., hyph.)

DOWN

1. Type of high-tech data gathering system (abbr.)
2. Morse Code for "from"
3. Engineering Change Notice (abbr.)
4. Device to assist in the performance of a chore
5. Metric system (abbr.)
6. Chemical symbol for tantalum
7. Sound frequency in the human hearing range (abbr.)
8. Akin to an EE, CE, AE, etc.
9. RF coupler vendor in Bay Shore, NY
10. RF amplifier company in East Hanover, NJ
13. ___ Electronics, RF component manufacturer in Buffalo Grove, IL
14. Mr. Edison's first name
15. Archaic retirement plan
16. Singulated piece of IC wafer
18. Radio frequency interference (abbr.)
19. Radio teletype (abbr.)
22. Amateur Radio Association (abbr.)
24. Chemical symbol for cobalt
25. Trans European Trunked RAdio
27. Infrared (abbr.)
28. Type of e-mail address system (abbr.)
31. Synchronous Digital Hierarchy
33. Concentric cable type
36. Half of DSB
39. Unit of length equal to 5.5 yards
40. A triangle that has all three sides unequal in length
41. Power supply supplier in Camarillo, CA
43. Adjust a pot
45. European equivalent to the U.L.
46. Network configuration type
47. Mr. Packard's (HP) first name
49. 1E6 nanoseconds
50. Peak envelope power (abbr.)
53. A series of numbers where there are as many numbers above it as below it in the series
56. Very large unit of apparent power (abbr.)
59. Ham's code for "Answer in prearranged order."
61. Parallel processing computer hearts
63. Type of computer display (abbr.)
65. Chemical symbol for argon
67. Chemical symbol for platinum
68. Electromotive force (abbr.)
70. Telex-Over-Radio (abbr.)
71. 69A+_____, technical book publisher
73. Medium for storing large amounts of digital data
75. Internet address (abbr.)
78. Ratio of output to input power, voltage, current, light, etc.
81. Common average used for sinewaves (abbr.)
82. Hz
85. 1.602E-19 Joules
86. Band between RF and BB
87. Unit of length (abbr.)
89. Ratio of circumference to diameter