9/30/2008 Engineering & Science Crossword Puzzle


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RF Cafe: Engineering & Science Crossword Puzzle

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. RĂ¡dio 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


See solution below

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