Across
1. SPARKGAP—A space in an otherwise closed electric circuit [two words]
3. FUZZYLOGIC—Began in 1965 with Lotfi Zadeh’s proposal of a certain type of set theory [two words]
6. NULLTEST—Cancels a device’s signal input by negative feedback from its output [two words]
7. COULOMB—One of these is equal to 6.28 x 1018 electrons
10. EDDYCURRENT—A.k.a. Foucault currents [two words]
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11. KIRCHHOFF—Created a law of thermochemistry
13. ANDGATE—Relies on truth and logic [two words]
16. HOLONYAK—Invented the LED while working at General Electric in the 1960s
17. SOLIDSTATERELAY—Doesn’t rely on movement or contact to switch electric circuits [three words]
20. ACCIRCUIT—A circuit with a current that goes one way and then another [two words]
Down
2. ANNEAL—Run hot and cold
4. OPTOISOLATOR—Changes electrical signals to light and back into electrical signals
5. CHECKBIT—Adds a bit to make things even or odd [two words]
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8. MICROFARAD—1,000,000 pF
9. THEVENIN—French engineer (1857–1926); augmented Ohm’s law
12. KELVINSCALE—Temperature scale where 0° = absolute zero [two words]
14. PHOTODIODE—Turns light into current or voltage
15. ACORNTUBE—A small tube used at very high frequencies [two words]
18. ERG—Causes 1 cm of movement
19. ASCII—A character-encoding system used to represent text
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