ACROSS 1 ____ film, microscopically dimensioned layer of material that is deposited onto a metal, ceramic or semiconductor base 4 IC 7 Data conversion device, abbr. 8 Cooling device 11 An electron spin 13 Detailed outline for testing, assembling, etc. 16 Forerunner to NASA 17 Half of DSB 19 Unix, Linux or Windows 21 Programmable logic devices, abbr. 25 World's only remaining superpower 26 Silicon transistor type 28 The science of celestial bodies 31 Unit of resistance 32 Greek letter 33 A type of flip-flop 34 Type of average, abbr. 35 Electrical connections 38 Adjust a pot 39 Logic gate 40 Not new 42 One component of a complex number, abbr. 43 Japanese, semiconductor manufacturer, abbr. 44 IC package configuration, abbr., pl. 47 Type of computational method 51 Part of a "DO" loop 52 Section of a circle 53 Miniature RF connector, abbr. 54 Charged particles 55 Cellular Digital Packet Data | DOWN 1 Transformer inter-winding connection 2 High Data Rate 3 Small representative graphics 5 Color property 6 TCP__ 8 Forward Error Correction 9 Change connector type 10 Greek letter often used for frequency 12 System within a system 14 Super glue, abbr. 15 Having no inflection point 18 One of two solstices 20 Solid figure having every point on its surface equidistant from its centre 22 Ham radio organization, abbr. 23 Attenuation 24 Symbol for tin 27 Nuclear Magnetic Resonance 28 x, y, or z on Cartesian coordinates 29 A transcendental function 30 Logic gate, abbr. 36 Greek letter (micro) 37 Summer 41 High-Speed Circuit-Switched Data 45 Resistor vendor in Boone, NC 46 Ratio of circumference to diameter 47 Negation prefix 48 1/000 of an amp 49 Unit of current 50 Laptop display 51 Part of a "DO" loop |