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Careers: Engineering & Electrical Trades/Experts

Expert	Average Ratings	Expertise
David Coil/C. R. Construction U.S. Available View Profile Ask A Question View Past Answers	Knowledgeability 9.95 Clarity of Response 9.69 Politeness 9.87 Response Time(hr) 22.0 --Last 90 Days(hr) 29.3 Total Questions 265	I am a residential and small commercial contractor, and a licensed Electrical Contractor.
Dave Nyce U.S. Available View Profile Ask A Question View Past Answers	Knowledgeability 10.0 Clarity of Response 9.88 Politeness 10.0 Response Time(hr) 8.8 --Last 90 Days(hr) 7.5 Total Questions 112	I have been an electronics engineer for more than 25 years. I can answer questions on analog and digital circuits, and my specialty is sensors.

Expert

Average Ratings

Expertise

David Coil/C. R. Construction

U.S.

Available

I am a residential and small commercial contractor, and a licensed Electrical Contractor.

Dave Nyce

U.S.

Available

I have been an electronics engineer for more than 25 years. I can answer questions on analog and digital circuits, and my specialty is sensors.

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Recent Answers

2011-12-31 VOLTAGE PRESENCE/ABSENCE SENSOR:

You could use a simple voltage divider with the 110VDC going through a 100k resistor, then through a 4.75k resistor to common. The point between the two resistors (we'll call this the voltage tap) will

Careers: Engineering & Electrical Trades/Experts

David Coil/C. R. Construction

Dave Nyce

Recent Answers

2011-12-31 VOLTAGE PRESENCE/ABSENCE SENSOR:

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