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9/30/2008 Engineering & Science Crossword Puzzle
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Reproduction of this puzzle without the express
permission of RF Cafe is prohibited.
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![RF Cafe: Engineering & Science Crossword Puzzle](images/crossword-9-30-2008.gif)
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ACROSS 1. Personal Handy Phone System
5. Direct Digital Synthesis 8. Picohenry, abbr. 9. Chemical
symbol for scandium 11. Galilean moon 13. Prefix indicating
magnetic properties 16. Chemical symbol for silicon 17.
Rádio Nacional de Angola, abbr. 19. Voice-operated transmit,
abbr. 20. Logic family 21. Wireless phone region 23.
Quadrature Phase Shift Keying 24. Display a radar target
25. Two of these in a whole 28. RF computer network 31.
Switch position 32. A common battery cell size 34. Applied
Computational Sciences, abbr. 35. A BPF spec 36. VHF,
UHF, ISM, for example 38. Part of a FOR loop 39. Test
equipment, abbr. 40. Chemical symbol for europium 42.
Chemical symbol for radium 43. U.K. equivalent of the IEEE
45. Logarithmic ratio 47. The cell band above DCN 49.
Once around a circuit 52. Chemical symbol for einsteinium
54. Foot, abbr. 55. 1/6 inch printer's measure; Electromagnetic
56. Chemical symbol for holmium 57. Total Radiated Power
59. Original Equipment Manufacturer 60. Bluetooth modules &
ICs vendor in Richardson, TX 61. Ham abbreviation for transceiver
62. Substrate for mounting components, abbr. 64. Central
Processing Unit 66. Type of logic gate 67. Chemical symbol
for cobalt 68. Unix, Linux or Windows 70. Chemical symbol
for manganese 71. Last statement in a BASIC program 72.
Maximum Usable Frequency 73. Chemical symbol for erbium
75. Chemical symbol for ruthenium 76. Modulation type, abbr.
77. Megacycles, abbr. 78. Japanese semiconductor & equipment
manufacturer 80. BlackBerry or Jordana for example, abbr.
81. Colorado Springs military school 82. Gun safety and education
organization, abbr. 83. Intermodulation distortion, abbr.
85. Family of TTL logic 87. Chemical symbol for silver
88. Chemical symbol for lithium 89. Chemical symbol for thallium
91. Chemical symbol for molybdenum 92. Constellation : The
lion 93. Charged particle 95. Switch position 96. Negative
temperature coefficient, abbr. 98. Chemical symbol for radon
100. Chemical symbol for arsenic 102. Akin to an EE, CE,
AE, etc. 104. Opposite of O.D. 106. RF component supplier
(now L3-COM) 109. Opposite of a LO 110. Networks International
Corporation, abbr., manufacturer of custom RF & microwave
filters, Overland Park, KS 112. Direct Memory Access 113.
Agilent's EE design software 114. Institute of Electrical
and Electronics Engineers 116. World Amateur Radio Conference
117. Unit of inductance 118. Image file format name extension
121. Last keyword in a BASIC subroutine, pl. 124. Coordinated
Universal Time, abbr. 125. Test document for verifying proper
function, abbr. 127. Antenna gain unit 128. Chemical symbol
for ruthenium 129. Type of vector product 131. Network
department, abbr. 132. Chemical symbol for gadolinium
133. Millimeter, abbr. 135. Be behind in phase 136. Colorado
Springs military school, abbr. |
DOWN 2. Test equipment manufacturer 3.
3 GHz to 30 GHz 4. Color content 5. Digital Storage Oscilloscope
6. Type of current 7. He developed a law stating the sum
of all currents into and out of a node is zero 10. Type of
microstrip power divider 12. Exponent that returns the original
number 14. 1.602E-19 Joules 15. Mate to a TX 16. Official
Space Shuttle designation 18. Chemical symbol for aluminum
20. Test point 22. Filter type 23. Ham's code for "What
is the correct time?" 26. Automatic Frequency Control
27. 30 kHz to 300 kHz 29. Chemical symbol for lanthanum
30. Logic family 32. A common battery cell size 33. Analog-to-Digital
36. Chemical symbol for beryllium 37. Chemical symbol for
selenium 39. Transformer interwinding connection 41. User
Datagram Protocol 43. Unwanted mixing of two or more RF signals
that creates unintended frequencies 44. It's the 'EM' in
EMC 46. Difference in voltage between the surface of the
diffuse layer surrounding a colloidal particle and the bulk
liquid beyond 48. Chemical symbol for californium 50.
Modulation type, abbr. 51. Information exchange 53. Chemical
symbol for strontium 56. Chemical symbol for helium 58.
Substrate for mounting components, abbr. 59. Optical Cross
Connect 63. Chemical symbol for chromium 65. Related to
FM by a differential 67. Carrier-to-noise ratio 69. Add
two or more inputs 74. One component of a complex number,
abbr. 77. Chemical symbol for mendelevium 79. Software
drafting tool, abbr. 80. Programmable logic device, abbr.
84. Chemical symbol for magnesium 86. Surface mount, abbr.
88. Front edge of a wing, abbr. 90. Local Oscillator 92.
Low Noise Amplifier 94. The design component of total product
cost, abbr. 97. Imaginary line separating night from day,
pl. 99. It is the "M" in SMA 101. Chemical symbol for
tin 102. 1/000 of an amp 103. Property of a fluid that
determines its rate of flow 105. Singulated piece of IC wafer
107. Analog-to-Digital 108. 10^1 numerical prefix 109.
High Data Rate 111. European equivalent to the U.L. 113.
A common battery cell size 115. 30 GHz to 300 GHz 116.
3-phase transformer configuration 119. International Telecommunications
Union 120. A BPF spec 122. Chemical symbol for neodymium
123. Antenna gain unit 125. Chemical symbol for argon
126. Unit of time, abbr. 129. CDMA Development Group, abbr.
130. Miniature threaded RF connector 132. Chemical symbol
for gallium 134. 300 kHz to 3 MHz |
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See solution below
![](images/crossword-9-30-2008s.gif)
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