Electrical Engineer Crossword (Issue 270)

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

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

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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