The answers to Circuit Cellar’s January electronics engineering crossword puzzle are now available.
Across
1. ICONOSCOPE—The first widely used television camera tube
5. INTERRUPTROUTINE—Responds to disturbances [two words]
8. RADIXPOINT—Separates a number’s integer part from its fraction part [two words]
11. IMPEDANCE—Bridge circuit used to measure resistance
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14. SALLENKEY—A simple filter topology used to implement second-order active filters [two words]
16. TYNDALLEFFECT—Light scattering [two words]
17. LADDER—A kind of passive filter
18. INPUTOUTPUT—Microcontrollers contain these type of peripherals [two words]
19. IDEMPOTENTLAW—The result never changes [two words]
Down
2. NANDCIRCUIT—Combines two types of functions in a binary circuit with two or more inputs and one output [two words]
3. BARDEEN—Won the Nobel Prize in Physics twice
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4. DIODE—Developed in 1904 by English engineer John Ambrose Fleming
6. ECHOBOX—A device that receives part of a transmitted pulse and transmits it back to the receiver [two words]
7. KARNAUGHMAP—Used to simplify algebra expressions [two words]
9. FARADY—English scientist (1791–1867) who published the law of induction
10. GANGED—Tuning that uses a single control to tune two or more circuits
12. DCGENERATOR—French instrument maker Hippolyte Pixii developed a prototype for this in 1832 [two words]
13. ILLUMINATE—What an LED does
14. SAWTOOTH—A waveform with a slow linear rise time and a fast fall time
15. RCSERVO—An absolute-positioning actuator that is typically limited to a 180° rotation [two words]
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