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7/6/2007 Engineering & Science Crossword Puzzle
Note: A standard for crossword puzzles is when all words in a clue are capitalized, the solution is the abbreviation or acronym for that clue; e.g., Alternating Current = AC.

2007 Engineering & Science Crossword Puzzles

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RF Cafe: Engineering & science crossword puzzle

ACROSS
1. Ideas
3. Flat cable type
7. 300 MHz to 3 GHz
9. Sporadic E-layer ionospheric propagation, hyph.
11. Base of the binary system
12. A fundamental electric supply type
14. Maker of power meters in Parsippany, NJ
17. A hybrid power splitter has two of these
19. Reduction of receiver sensitivity due to overload from a nearby transmitter
21. Sample group
22. 1/1000 prefix
23. 1/000 of an inch
24. Triode Alternating Current Switch, abbr.
25. .... star has the largest proper motion
 		DOWN
1. Torque transfer mechanism
2. The spectrum we are concerned with
4. Unwanted mixing of two or more RF signals that creates unintended frequencies
5. Beryllium oxide chemical formula
6. Vacuum fluorescent display vendor
8. Cooling device
10. Bluetooth network
13. Quickly changing portions of waveforms
14. Forms a resistor lead
15. Its chemical symbol is Th
16. The Cartesian coordinate system has four of these, singular
18. These have units of degrees
20. FCC Part 15 rules apply here, abbr.
21. Family of TTL logic

Answer below

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 RF Cascade Workbook is a very extensive system cascaded component Excel workbook that includes the standard Gain, NF, IP2, IP3, Psat calculations, input & output VSWR, noise BW, min/max tolerance, DC power cauculations, graphing of all RF parameters, and has a graphical block diagram tool. An extensive User's Guide is also included. - Only $35.
RF system analysis including
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