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Engineering & Science Crossword Puzzle
October 9, 2011
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Reproduction
of this puzzle without the express permission of RF Cafe is prohibited.
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1. Plane curve traced out by
a point which moves so that its distance from a fixed line is
equal to its distance from a fixed point
4. Its chemical
symbol is N
8. Chemical symbol for neptunium
10. 3 GHz
to 30 GHz
11. Represented across the country
13. Unit
of inductance (abbr.)
16. Original Equipment Manufacturer
(abbr.)
18. "Texting" (abbr.)
20. Automatons
22. Min-to-max
voltage of a waveform (abbr.)
24. Constellation : The whale
25. Imaging device (abbr.)
27. A common battery cell size
29. Mass unit (abbr., pl.)
31. 1e-6 mA
33. Communications
where only one entity can transmit at a time
37. 36 in. (abbr.,
pl.)
39. Collection of electronic records (abbr.)
40.
10^1 numerical prefix
41. The highest numerical exponent
describes this property of a polynomial
43. Chemical symbol
for arsenic
45. Prefix for font without serifs
47. Unit
of capacitance
48. Weight (abbr.)
49. Chemical symbol
for einsteinium
51. Type of chart used to plot immittance
53. Swap ____, a Ham's flea market
54. Chemical symbol for
scandium
55. _____&Schwarz
56. Chemical symbol for
platinum
58. Method of connecting redundant power supplies
60. Computer monitor cable type (abbr.)
62. Integrates data
onto a carrier wave
66. One component of a complex number
(abbr.)
67. File name extension for an ASCII file
69.
Measure of source / load mismatch (abbr.)
71. Method of connecting
redundant power supplies (pl.)
73. Unwanted 60- or 120- Hz
modulation due to poor power supply filtering (2 wds.)
75.
Semiconductor and calculator company (abbr.)
77. Containing
contaminants
78. Gary Breed's fine magazine on RF & microwaves
topics (abbr.)
79. Unit of admittance
81. Chemical symbol
for selenium
83. Marconi's transmitter configuration (2 wds.)
86. Greek letter
88. Unit of inductance (abbr.)
89. Mechanically
connected component leads in preparation for soldering
90.
Type of heat engine operating by cyclic compression and expansion
of a gas at different temperature levels such that there is
a net conversion of heat energy to mechanical work |
1. Area outside the stopband
2. Radio Direction Finding (abbr.)
3. The LM741 was the first
4. Silicon transistor type (abbr.)
5. Logic family (abbr.)
6. Output intercept point (abbr.)
7. BS__ - the degree held
by many RF Cafe visitors
8. Chemical symbol for nobelium
9. Data declaration type in software (pl.)
11. Chemical symbol
for neon
12. Logic family
14. High-speed circuit-switched
data (abbr.)
15. IC killer (abbr.)
16. Unix, Linux or
Windows (abbr.)
17. A type of digital modulation (abbr.)
19. Unit of frequency (archaic, abbr.)
21. Chemical symbol
for tantalum
23. International phonetic alphabet letter "P"
24. Software engineering tool (abbr.)
26. Chemical symbol
for bismuth
28. Chemical symbol for aluminum
30. Opamp
circuit for converting an inductance into a capacitance, and
vice versa
32. Soaks up RF energy
33. Thermocouple, photodetector,
limit switch, for example
34. Chemical symbol for mendelevium
35. Type of logic gate
36. Summers
38. Crystal filter
type (abbr.)
42. Type of data storage IC
44. Tool for
removing insulation from a wire (pl.)
46. Electronic component
package type (abbr.)
47. Unit of inductance (abbr.)
50.
Special diode type that can be switched (abbr.)
52. U.K.
equivalent of the IEEE
56. It is the "P" in S2P
57. Time
delay (abbr.)
59. Removing oxygen from or adding hydrogen
to a compound
61. State of matter (pl.)
63. Stock symbol
for National Semiconductor
64. Pure carrier (abbr.)
65.
Chemical symbol for europium
68. Software drafting tool (abbr.)
70. Modulation type (abbr.)
71. Unit of resistance
72.
Part of this website's name
74. Communication between stations
by reflecting the radio waves off of the ionosphere
76. A
false signal produced in a superheterodyne receiver’s circuitry
77. Galilean moon
80. Test equipment manufacturer, now Agilent
(abbr.)
82. Engineering Change Notice (abbr.)
83. Synchronous
Digital Hierarchy
84. Stock symbol for Advanced Micro Devices
85. Chemical symbol for rhodium
86. Peripheral Component
Interface (abbr.)
87. Chemical symbol for thallium |
See solution below
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