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Science & Engineering Crossword Puzzle
July 22, 2012
|
Reproduction of this puzzle without the express permission
of RF Cafe is prohibited.
![Science & Engineering Crossword Puzzle for July 22, 2012 - RF Cafe](images/science-engineering-crossword-7-22-2012.gif)
ACROSS |
DOWN |
4. Powers pneumatic devices
7. Abbreviation for acknowledge (also a common word used by
Bill the Cat) 9. Automatic Calibration System (abbr.)
10. Frequency Division Duplex 13. Computer Assisted Design
and Development 15. Network department (abbr.) 16. Equalizer
(abbr.) 17. 1000000 prefix 20. Generalized Multiprotocol
Label Switching (abbr.) 24. A coherent monochrome light source
27. SIP x 2 28. Crystal surface 30. A three-terminal power
semiconductor device noted for high efficiency and fast switching
(abbr.) 32. Wire diameter unit (abbr.) 34. Ham abbreviation
for "distant station" 35. Chemical symbol for helium 37.
Software for mathematical calculations 39. 1/6 inch printer's
measure 40. Chemical symbol for arsenic 41. BS__ - the
degree held by many RF Cafe visitors 42. 1 GHz to 2 GHz
45. Trigger diode that conducts current only after its breakdown
voltage has been exceeded momentarily (pl.) 48. A common
battery cell size 50. Precipitate 51. Direct Memory Access
(abbr.) 52. Automated Test Equipment (abbr.) 54. Finite
Element Analysis (abbr.) 55. Pertaining to the moon 56.
Chemical symbol for chlorine 57. International Reply Coupon
(abbr.) 59. Chemical symbol for manganese 60. Chemical
symbol for bismuth 62. ELI the ICE ___ 63. Chemical symbol
for chromium 64. Modulation type (abbr.) 66. First man
to orbit the earth - Yuri ... 69. Did it with a mouse
73. 30 kHz to 300 kHz 75. One port of an amplifier 76.
Method of sending high-speed digital signals on electric distribution
wires, a Ham's nemesis (abbr.) 78. Device under test (abbr.)
79. Has a positive phase wrt a reference 81. The system than
converts common website names to IP addresses (abbr.) 82.
Lowest power level capable of being demodulated (abbr.) 83.
Centimeter (abbr.) 85. Gallium nitride chemical symbol
87. Ticker symbol for Analog Devices 89. Semiconductor lamp
91. State _______ - A type of drawing used in computer science
and related fields to describe the behavior of systems 94.
Soften metal 96. Describes a switch that is making electrical
contact 99. Changing 103. 10 decibels 104. Chemical
symbol for beryllium oxide 105. PC follower 106. Chemical
symbol for copper 107. Printer resolution abbreviation
108. Logic family 109. Measured 112. We just ______ a
new contract. 115. Optical storage media 117. Electronic
enclosure 120. Type of data conversion device (abbr.)
121. Engineering Change Order (abbr.) 123. One state of matter
124. Type of flip flop 126. Bands between RF and baseband
127. Global System for Mobile Communications (abbr.) 129.
Fastener hardware vendor in Woodside, NY 131. Image file
format name extension 133. Stock symbol for Lockheed Martin
134. "Calling any amateur radio station" 135. 300 kHz to
3 MHz 137. Unit of heat 138. Instrument for measuring
current 140. Bandwidth (abbr.) 141. Multifunctional silicon
devices (abbr.) 143. Heatsink feature 144. Unit of length
(abbr.) 145. Filter type that blocks upper frequencies (abbr.)
146. Type of distribution, squared 148. Type of modulation
(abbr.) 149. Ties a bundle of wires together 150. Colorado
Springs military school (abbr.) 152. End of transmission
(abbr.) 154. Design for Manufacturability (abbr.) 157.
Sporadic E-layer ionospheric propagation (hyph.) 158. Chemical
symbol for erbium 159. International Telegraphy and Telephony
Consultative Committee 163. _____ Percy Maxim, founder of
the ARRL 165. Filter type that blocks frequencies in a specified
band (abbr.) 166. Logarithmic ratio (abbr.) 167. Type
of current 168. The "Cad" part of NiCad 172. Chemical
symbol for lanthanum 173. Chemical symbol for iron 174.
U.K. equivalent of the IEEE 176. Adjacent Channel Power Ratio
(abbr.) 177. Swap ____, a Ham's flea market 178. Keyboard
key 181. Major U.S. space & communications company
183. Mr. Joule's first name 184. Name given to logic that
surrounds a microprocessor 186. Unit of length (abbr.)
187. Local Oscillator (abbr.) 188. No insulation 189.
Global System for Mobile Communications (abbr.) 191. Enhanced
Graphics Adapter 193. Finite-Element Model 194. Computer
communication scheme (abbr.) |
1. High frequency semiconductor
2. The "As" in GaAs 3. Chemical symbol for berkelium 5.
Multifunctional silicon devices (abbr.) 6. Band between RF
and BB 7. Agilent's EE design software (abbr.) 8. Chemical
symbol for cadmium 11. Decimeter (abbr.) 12. Keyboard
key 13. Printer output resolution unit (abbr.) 14. International
phonetic alphabet letter "A" 18. Greek letter used for coefficient
of reflection 19. File name extension for an ASCII file
21. Chemical symbol for mendelevium 22. Amateur radio enthusiast
23. Decibels above or below a dipole antenna (abbr.) 25.
1/6 inch printer's measure 26. Theoretical 29. Software
engineering tool (abbr.) 31. Key feature in a high level
overvoltage protection device 33. First name of a British
scientist of falling apple fame 36. Last statement in a BASIC
program 38. Heterojunction Bipolar Transistor 39. Electronics
Industry Association (abbr.) 41. ECM response 42. Family
of ICs with a certain component density level (abbr.) 43.
Connector vendor, now owned by FCI in St. Louis, Missouri
44. Decimeter (abbr.) 45. Morse Code for "from" 46. Encased
in a protective covering 47. Hub of the solar system 49.
Ham radio organization (abbr.) 52. Soften metal 53. Extended
Binary-Coded Decimal Interchange Code (abbr.) 58. Software
drafting tool (abbr.) 59. 1/000 of an inch 61. Precision
landing system (abbr.) 62. Akin to EEs, CEs, AEs, etc.
64. Army-Navy specification prefix 65. Field Programmable
Gate Array (abbr.) 67. Type of microwave diode 68. PC
follower 70. Chemical symbol for cadmium 71. Sharp bend
in I-V curve 72. Type of current 74. A BPF specification
(abbr.) 77. Greek letter used for wavelength (pl.) 80.
Analog-to-Digital (abbr.) 82. The "M" in ISM 84. Chemical
symbol for mercury 86. Part of a screw that engages the driver
(pl.) 88. Unit of time (pl.) 90. Stock symbol for Boeing
91. Logarithmic unit of power 92. U.K. equivalent of the
IEEE 93. ___-AZIMUTH telescope mount 94. Online service
95. Automated Test Equipment (abbr.) 97. Display type
98. Direct Digital Synthesis (abbr.) 100. ELI the ICE ___
101. Current-voltage phase mnemonic 102. Logic gate output
configuration (abbr.) 110. Chemical symbol for europium
111. Erbium Doped Fiber Amplifier (abbr.) 113. Asynchronous
Digital Subscriber Line (abbr.) 114. Keyboard key 115.
Its chemical symbol is Co 116. 1E6 bits per second 118.
Mechanical engineering organization (abbr.) 119. Galilean
moon 122. Chemical symbol for cobalt 125. Unit of length
(abbr.) 127. Gallium nitride chemical symbol 128. Chemical
symbol for molybdenum 129. Image file format name extension
130. Nuclear explosion byproduct harmful to electronic (abbr.)
131. Electronics manufacturer with "meatball" logo 132. Method
of self-detection and self-fixing transmission of digital data
(abbr.) 134. Pure carrier (abbr.) 136. Software storage
unit 137. Complex Instruction Set Computer 139. Moon of
Saturn discovered in 1672 140. Graphics file types 142.
Plug-ins for computer buses 143. Method of self-detection
and self-fixing transmission of digital data (abbr.) 147.
FCC Part 15 rules apply in this band (abbr.) 148. Part of
an optical cable bundle 150. System for guiding aircraft
(abbr.) 151. Unit of length (abbr.) 153. The unit of electrical
resistance 155. Unit of inductance (abbr.) 156. 1/000
of an inch 160. Theoretical 161. Common shorthand reference
for a capacitor 162. Color quality 164. Radio location
system 168. Imaging device (abbr.) 169. Small motored
tool for model drilling, grinding, shaping, etc. (pl.) 170.
Add an ion during semiconductor processing 171. Akin to EEs,
CEs, AEs, etc. 174. Satellite of Jupiter discovered by Galileo
175. Unit of energy 179. Using the moon as a passive reflector
to establish a signal path; moonbounce (abbr.) 180. Front
edge of a wing (abbr.) 182. Cable termination type 183.
Intentionally block communications signals 185. Chemical
symbol for einsteinium 188. Chemical symbol for beryllium
190. 1/000 of an amp (abbr.) 192. Chemical symbol for gallium
193. Chemical symbol for francium |
See solution below
![Science & Engineering Crossword Puzzle Solution for July 22, 2012 - RF Cafe](images/science-engineering-crossword-7-22-2012s.gif)
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