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Engineering & Science Crossword Puzzle January 23, 2011
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Reproduction of this puzzle without the express
permission of RF Cafe is prohibited.
![RF Cafe - Engineering Crossword Puzzle, 1/23/2011](images/rf-cafe-engineering-crossword-1-23-2011.gif)
ACROSS |
DOWN |
1. Junction between two different metals that produces a voltage related to a temperature difference 8.
High frequency semiconductor, abbr. 9. Unit of liquid measure (abbr.) 11. Angular speed unit 12.
Voltage-current phase mnemonic 14. Monolithic microwave integrated circuit 17. Chemical symbol for
lanthanum 19. Network department (abbr.) 20. A type of average 22. Workplace safety group (abbr.)
24. JavaScript (abbr.) 26. Form of radiation first observed by the German physicist Roentgen 28. An
efficient microstrip corner shape 29. Trigger diode that conducts current only after its breakdown voltage
has been exceeded momentarily (pl.) 31. Balun with both ports unbalanced 33. Chemical symbol for
polonium 34. Stock symbol for National Instruments 36. Aerodynamic opposition to thrust 38. Unit of
inductance (abbr.) 39. Mate to a bolt (pl.) 41. Small representative graphic 43. Next to
45. 10 decibels (pl.) 47. Advanced Test Equipment Rentals, TE supplier in San Diego, CA (abbr.) 49. Type
of current flow (abbr.) 51. International phonetic alphabet letter "M" 53. Greek letter used for
resistance 54. Engineer who experimented with extremely high voltages 56. 10^-12 numerical prefix 58.
A common battery cell size
59. Total Access Communication System (abbr.) 61. It is the "P" in S2P 63. Ratio of circumference to
diameter 64. Chemical symbol for rhodium 66. Do a total memory transfer 67. Half of a DIP 68. Type
of data conversion device (abbr.) 69. Type of modulation (abbr.) 72. 1's and 0's 73. Device used to
photograph the spectrum of a light sample
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1. Transformer interwinding connections 2. Amateur radio enthusiast 3.
Chemical symbol for einsteinium 4. Connector vendor 5. Chemical symbol for californium 6. Geometric
solid having two ends which are similar, equal, and parallel rectilinear figures, and sides which are
parallelograms 7. Equalizer (abbr.) 8. Test equipment that causes a meter decrease (dip) when near
resonant circuits (3 wds.) 10. Chemical symbol for thallium 12. Electromagnetic (abbr.) 13.
International Amateur Radio Union (abbr.) 15. Chemical symbol for molybdenum 16. IC 18. Branch of
physics that studies the motion of gaseous fluids, and their effect on solid bodies moving through them 21.
Logic gate 23. Basic element 24. Prefix used on many MIL-SPEC components 25. Move in a raster pattern
27. First man to orbit the earth - ... Gagarin 30. A length of transmission line that is open or shorted at
one end 32. Forerunner to NASA 35. Thing in a bill of material
37. BASIC program command 40. Describes when a synchronous motor loses phase lock
42. Electric enclosure standard organization (abbr.) 44. Fairchild Advanced Schottky TTL (abbr.) 46.
Propagation by means of ionospheric reflection 48. Government program to bring electricity to farms (abbr.)
50. Encased in a protective covering
52. Official engineering change document (abbr., pl.) 55. An angle that has less than 90 degrees 57.
Using a logical connection scheme for redundant power supplies 60. Type of component package (abbr.) 62.
Test point (abbr.) 63. Radio signal route
65. 3 MHz to 30 MHz 68. SIP x 2 70. 1E6 nanoseconds 71. Chemical symbol for strontium 72. Stock
symbol for Boeing |
See solution below
![RF Cafe - Science Crossword Puzzle Solution, 1/23/2011](images/rf-cafe-engineering-crossword-1-23-2011s.gif)
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