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10/17/2008 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-10-17-2008.gif)
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ACROSS 1. Ionized trails of meteors used
as a reflecting media, 2 wds. 10. Personal Handy Phone System
11. Produced when water boils? 12. Peak Envelope Power
14. Send Morse Code 17. The design component of total product
cost, abbr. 18. Signal-to-noise ratio, abbr. 20. The English
theoretical physicist who predicted the existence of the positron
a year before it was actually discovered 21. RF/microwave
software vendor (bought by Agilent) 23. Transmission control
protocol, abbr. 24. Circuit element connecting PCB layers
26. Akin to EEs, CEs, AEs, etc. 28. Chemical symbol for einsteinium
29. Semiconductor and calculator company, abbr. 30. Electronic
warfare defense, abbr. 31. 30 kHz to 300 kHz 33. Type
of current flow 34. Megacycles, abbr. 35. Length times
width, pl. 37. A BPF spec 39. Galilean moon 40. RF
systems company in Rochester, NY, abbr. (now owned by GE)
41. Transformer interwinding connection 43. Audio Frequency
45. Opposite of I.D. 46. Degree of IC sophistication 47.
Last statement in a BASIC program 48. 1e-6 mA 49. A length
of transmission line that is open or shorted at one end 51.
A curve formed by a point which moves according to a mathematically
defined rule 53. Type of data conversion device, abbr., pl.
55. Strong, lightweight wood 57. Type of logic gate 58.
Color #5 59. UMTS terrestrial radio access, abbr. 61.
Physical barrier 62. Ham's code for "Shall I send more slowly?"
64. Automated Test Equipment 67. Nanohenry, abbr. 68.
Decimeter, abbr. 70. Chemical symbol for lanthanum 72.
Chemical symbol for thallium 73. Swiss mathematician who
discovered exponential calculus |
DOWN 1. Millihenry, abbr. 2. Sporadic
E-layer ionospheric propagation, hyph. 3. Unix, Linux or
Windows 4. Stock symbol for Raytheon 5. The "S" in PCS
or DCS 6. Software engineering tool, abbr. 7. Modulation
type, abbr. 8. Type of reconfigurable memory, abbr. 9.
One component of a complex number, abbr. 10. Unit of capacitance,
abbr. 13. Chemical symbol for lead 15. Chemical symbol
for erbium 16. Type of antenna 18. Physical barrier
19. Unit of time 20. Cellphone band below PCS 22. Finite
Element Analysis, abbr. 23. Test equipment, abbr. 24.
Describes the release number of a software product 25. Ham
radio operator 27. Chemical symbol for scandium 29. Coefficient
of temperature, abbr. 32. Femtofarad, abbr. 34. This mathematical
term is another name for the absolute value of a number 35.
Asynchronous Digital Subscriber Line 36. Font without serifs
38. Unit of luminosity 39. Greek letter 40. Millimeter,
abbr. 42. Chemical symbol for palladium 44. Crystal surface
49. Chemical symbol for antimony 50. Base Station Transceivers
52. Engineer's blood plasma 53. Amateur Radio Association
54. Chemical symbol for tin 56. Chemical symbol for argon
58. Electronics manufacturer with "meatball" logo 60. Chemical
symbol for aluminum 61. Chemical symbol for silicon 62.
Ham's code for "Can you copy me?" 63. Greek letter 65.
Logic family 66. Voltage-current phase mnemonic 68. 10^1
numerical prefix 69. Chemical symbol for manganese 70.
Local Oscillator 71. Chemical symbol for gold |
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See solution below
![](images/crossword-10-17-2008s.gif)
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