Carpe Diem!
(Seize the Day!)

5CCG (5th MOB):
My USAF radar shop

Hobby & Fun

Airplanes and Rockets:
My personal hobby website

Equine Kingdom:
My daughter Sally's horse riding business website - lots of info

Doggy Dynasty:
My son-in-law's dog training business

Science Crossword Puzzle
June 24, 2012

Reproduction of this puzzle without the express permission of RF Cafe is prohibited.

ACROSS 1. Founder of the ARRL (3 wds.) 6. Antenna gain unit (abbr.) 7. Chemical symbol for calcium 9. The "E" in ELF 11. Highest value in a list 13. Armored cable type 14. Analog-to-Digital (abbr.) 16. Java server pages (abbr.) 17. Monolithic microwave integrated circuit (abbr.) 20. Type of data conversion device (abbr., pl.) 23. Display type 26. Stock symbol for Advanced Micro Devices 27. Electromotive force (abbr.) 29. Family of ICs with a certain component density level (abbr.) 30. Chemical symbol for cadmium 32. This calculus operation yields voltage across a capacitor 34. The unit of electrical resistance 36. Chemical symbol for lawrencium 37. Centimeter (abbr.) 38. Outside shell (pl.) 40. The UK's largest defense electronics contractor (abbr.) 41. Degrade or destroy performance 44. Number system of 1's and 0's 45. Army-Navy specification prefix 46. Graphics file extension 47. Amateur Radio Association (abbr.) 48. Assembling 51. Its chemical symbol is At 52. International Microwave Symposium (abbr.) 53. Voltage-current phase mnemonic 54. Discoverer of x-rays 56. I/O interface connection (2 wds.) 58. Akin to EEs, CEs, AEs, etc. 59. Common shorthand reference for a capacitor 61. Chemical symbol for einsteinium 62. Limits voltages 66. Small motored tool for model drilling, grinding, shaping, etc. 70. Direct Digital Synthesis (abbr.) 71. RF signal loss in a transmission line 76. Chemical symbol for calcium 77. Chemical symbol for cesium 78. Stock symbol for Advanced Micro Devices 79. No insulation 81. Chemical symbol for lithium 82. Once around a circuit 84. ___-AZIMUTH telescope mount 86. Broadband Signal Intrusion (abbr.) 88. Indium phosphide 89. RF engineer's degree 90. Small representative graphic 91. CDMA Development Group (abbr.) 93. Morse Code for "from" 94. Type of current flow (abbr.) 95. Comic strip engineer 98. The "M" in ISM 102. Chemical symbol for iron 103. Computer "brain" (abbr.) 104. An abrupt change in a parametric value (pl.)

DOWN 1. Heterojunction Bipolar Transistor 2. Type of digital filter (abbr.) 3. Helium, iron, silicon, and uranium, for example 4. What is the force which holds the particles of a substance together 5. Wire diameter unit (abbr.) 6. Ham abbreviation for "distant station" 8. Chemical symbol for gold 9. Multiply out a factored expression 10. Extended Binary-Coded Decimal Interchange Code (abbr.) 11. Short for modulator/demodulator (pl.) 12. Battery company 13. Filter type that blocks frequencies in a specified band (abbr.) 15. Cellphone band below PCS 16. Swiss mathematician who discovered exponential calculus (2 wds.) 18. 1/000 of an amp (abbr.) 19. Intermodulation distortion (abbr.) 21. Modulation type (abbr.) 22. Chemical symbol for californium 24. Performing a calculus function 25. ECM response 28. Length times width 31. Direct Memory Access (abbr.) 33. Type of data conversion device (abbr.) 35. Chemical symbol for mercury 36. Computer communication scheme (abbr.) 39. FCC Part 15 rules apply in this band (abbr.) 40. Steady-state voltage reference 42. Gallium nitride chemical symbol 43. Google, Yahoo, Bing, etc. 44. Type of ground strap wire 49. 2 x SSB 50. Keyboard key 55. Nuclear explosion byproduct harmful to electronic (abbr., pl.) 57. Automatic Send-Receive (abbr.) 60. A type of digital modulation (abbr.) 62. Divided into chunks 63. Type of data conversion device (abbr., pl.) 64. Lowest power level capable of being demodulated (abbr.) 65. Early computer display screen recolution (abbr.) 67. High-speed logic family 68. Snail and E are examples of this 69. Pertaining to Boolean operations 71. Type of heat required to change a solid into a liquid or a liquid into a gas without change of temperature 72. 1/6 inch printer's measure 73. Orthogonal 74. Cooling process whereby portion of the heat shield burns away 75. Its chemical symbol is Er 80. A keyboard key 83. Type of logic gate 84. Chemical symbol for arsenic 85. Front edge of a wing (abbr.) 87. Galilean moon 92. Type of current 96. Band between RF and BB 97. Semiconductor lamp 99. Current-voltage phase mnemonic 100. Hz 101. Chemical symbol for gold