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Science & Engineering Crossword Puzzle
July 22, 2012
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Reproduction of this puzzle without the express permission
of RF Cafe is prohibited.
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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
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