Electrical Engineering Crossword (Issue 281)

The answers to Circuit Cellar’s December electronics engineering crossword puzzle are now available.

281-Crossword-key

Across

4. VENNDIAGRAM—Represents many relation possibilities [two words]
5. PERSISTRON—Produces a persistent display
9. CODOMAIN—A set that includes attainable values
12. HOMOPOLAR—Electrically symmetrical
13. TRUTHTABLE—Determines a complicated statement’s validity [two words]
17. POWERCAPPING—Controls either the instant or the average power consumption [two words]
18. MAGNETRON—The first form, invented in 1920, was a split-anode type
19. MAGNETICFLUX—F
20. TURINGCOMPLETE—The Z3 functional program-controlled computer, for example [two words]

Down

1. CHAOSCOMPUTERCLUB—Well-known European hacker association [three words]
2. LOGICLEVEL—When binary, it is high and low [two words]
3. LINEARINTERPOLATION—A simple, but inaccurate, way to convert A/D values into engineering units [two words]
6. SYNCHRONOUSCIRCUIT—A clock signal ensures this device’s parts are in parallel [two words]
7. BOARDBRINGUP—Design validation process [three words]
8. HORNERSRULE—An algorithm for any polynomial order [two words]
10. MEALY—This machine’s current state and inputs dictate its output values
11. SQUAREWAVE—It is produced by a binary logic device [two words]
14. THEREMIN—Its electronic signals can be amplified and sent to a loudspeaker
15. ABAMPERE—10 A
16. SCOPEPROBE—Connects test equipment to a DUT [two words]

Rob Tholl Wins the CC Code Challenge (Week 23)

We have a winner of last week’s CC Weekly Code Challenge, sponsored by IAR Systems! We posted a code snippet with an error and challenged the engineering community to find the mistake!

Congratulations to Rob Tholl of Calgary, Alberta, Canada for winning the CC Weekly Code Challenge for Week 23! Rob will receive a CCGold Issues Archive.

Rob’s correct answer was randomly selected from the pool of responses that correctly identified an error in the code. Rob answered:

Line 14: need &array[c] to write to the proper memory location

2013_code_challenge_23_answer

You can see the complete list of weekly winners and code challenges here.

What is the CC Weekly Code Challenge?
Each week, Circuit Cellar’s technical editors purposely insert an error in a snippet of code. It could be a semantic error, a syntax error, a design error, a spelling error, or another bug the editors slip in. You are challenged to find the error.Once the submission deadline passes, Circuit Cellar will randomly select one winner from the group of respondents who submit the correct answer.

Inspired? Want to try this week’s challenge? Get started!

Submission Deadline: The deadline for each week’s challenge is Sunday, 12 PM EST. Refer to the Rules, Terms & Conditions for information about eligibility and prizes.

Mike Brown Wins the CC Code Challenge (Week 22)

We have a winner of last week’s CC Weekly Code Challenge, sponsored by IAR Systems! We posted a code snippet with an error and challenged the engineering community to find the mistake!

Congratulations to Mike Brown of Meldreth Cambs, United Kingdom for winning the CC Weekly Code Challenge for Week 22! Mike will receive an IAR Kickstart: KSK-TMPM061-JL.

Mike’s correct answer was randomly selected from the pool of responses that correctly identified an error in the code. Mike answered:

Line 9: Use “div.container” to select the div class ‘container’

Note: an acceptable alternate answer was to change the “class” to “id” on line 23 as indicated in the image below.

2013_code_challenge_22_answer

You can see the complete list of weekly winners and code challenges here.

What is the CC Weekly Code Challenge?
Each week, Circuit Cellar’s technical editors purposely insert an error in a snippet of code. It could be a semantic error, a syntax error, a design error, a spelling error, or another bug the editors slip in. You are challenged to find the error.Once the submission deadline passes, Circuit Cellar will randomly select one winner from the group of respondents who submit the correct answer.

Inspired? Want to try this week’s challenge? Get started!

Submission Deadline: The deadline for each week’s challenge is Sunday, 12 PM EST. Refer to the Rules, Terms & Conditions for information about eligibility and prizes.

Brian Shewan Wins the CC Code Challenge (Week 21)

We have a winner of last week’s CC Weekly Code Challenge, sponsored by IAR Systems! We posted a code snippet with an error and challenged the engineering community to find the mistake!

Congratulations to Brian Shewan of Nova Scotia, Canada for winning the CC Weekly Code Challenge for Week 21! Brian will receive an Elektor 2012 & 2011 Archive DVD.

Brians’s correct answer was randomly selected from the pool of responses that correctly identified an error in the code. Brian answered:

Line #4 – Missing ‘.’ after ‘PROGRAM-ID’. Change to “PROGRAM-ID. JUST-A-TEST.”

2013_code_challenge_21_answer

You can see the complete list of weekly winners and code challenges here.

What is the CC Weekly Code Challenge?
Each week, Circuit Cellar’s technical editors purposely insert an error in a snippet of code. It could be a semantic error, a syntax error, a design error, a spelling error, or another bug the editors slip in. You are challenged to find the error.Once the submission deadline passes, Circuit Cellar will randomly select one winner from the group of respondents who submit the correct answer.

Inspired? Want to try this week’s challenge? Get started!

Submission Deadline: The deadline for each week’s challenge is Sunday, 12 PM EST. Refer to the Rules, Terms & Conditions for information about eligibility and prizes.

Rudolf Steger Wins the CC Code Challenge (Week 20)

We have a winner of last week’s CC Weekly Code Challenge, sponsored by IAR Systems! We posted a code snippet with an error and challenged the engineering community to find the mistake!

Congratulations to Rudolf Steger of Niedersachsen, Braunschweig, Germany for winning the CC Weekly Code Challenge for Week 20! Rudolf will receive a CC T-Shirt and one year digital subscription/renewal.

Rudolf’s correct answer was randomly selected from the pool of responses that correctly identified an error in the code. Rudolf answered:

Line 13: the accept statement is missing the “do”

2013_code_challenge_20_answer

You can see the complete list of weekly winners and code challenges here.

What is the CC Weekly Code Challenge?
Each week, Circuit Cellar’s technical editors purposely insert an error in a snippet of code. It could be a semantic error, a syntax error, a design error, a spelling error, or another bug the editors slip in. You are challenged to find the error.Once the submission deadline passes, Circuit Cellar will randomly select one winner from the group of respondents who submit the correct answer.

Inspired? Want to try this week’s challenge? Get started!

Submission Deadline: The deadline for each week’s challenge is Sunday, 12 PM EST. Refer to the Rules, Terms & Conditions for information about eligibility and prizes.