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05/02/2016 12:00 AM

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Trying to figure out if a relay is what I'm looking for?

05/31/2016
posted in Electrical Engineering
by toofazt
I'm a newbie when it comes to things like this and I'll do my best to explain but let me know if you need more info. I have a variable speed 0-24V DC...
Views: 9, Comments: 1
Last comment 05/31/2016 by Mr. small
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Communication Link

05/30/2016
posted in Electrical Engineering
by Anonymous Poster
Hi geniuses, what do you call this link again? TCP right?
Views: 13, Comments: 4
Last comment 05/31/2016 by Mr. small
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Can You Spot the Problem?

05/30/2016
posted in General Discussion
by Fredski
Views: 41, Comments: 5
Last comment 05/31/2016 by Mr. small
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Remote Switch for Fan

05/30/2016
posted in General Discussion
by digger104
I'm using a remote switch to turn on a inline fan in my home A/C duct work. I need the extra boost to have enough air flow at night in the bedrooms. T...
Views: 72, Comments: 3
Last comment 05/30/2016 by SolarEagle
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Power Transformers

05/30/2016
posted in Electrical Engineering
by Richard Matsiko
Hello everyone, I work with a power transmission company. The p.u impedance of the power transformers on the system is between 9.0 and 14%. What is n...
Views: 68, Comments: 2
Last comment 05/30/2016 by RAMConsult
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What Is It?

05/30/2016
posted in General Discussion
by Fredski
Views: 93, Comments: 5
Last comment 05/30/2016 by bigg
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Robot Gets Job at Pizza Hut

05/30/2016
posted in General Discussion
by SolarEagle
SoftBank's humanoid robot Pepper is getting a job at Pizza Hut So, you want breadsticks er what? "Pepper's getting a fresh set of skills that...
Views: 93, Comments: 12
Last comment 05/31/2016 by Mr. small
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I Have Some Questions About Building a Rubber Band Car for School

05/29/2016
posted in Engineering Projects
by CanadianCyanide
I have a project to build a rubber band-powered car for middle school science due in a bit over a week. I've done some research, and I had a couple qu...
Pathfinder Tags: middle school project rubber band car
Views: 300, Comments: 43
Last comment 05/30/2016 by SolarEagle
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Antenna Bandwidth

05/29/2016
posted in Communications & Electronics
by Michael Rogers
If an element is at a center resonant frequency, it will show a negative gain gradient as one moves off its resonant frequency, is this 'area under th...
Pathfinder Tags: antenna gain
Views: 161, Comments: 17
Last comment 05/30/2016 by lyn
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Red White and Blue Monsters

05/28/2016
posted in Transportation
by Fredski
a shootout of American horsepower and engineering, who will win? a ZO6 or the Viper? https://youtu.be/9qWYJQClIyY?list=PLA97180860447EE6A
Views: 130, Comments: 5
Last comment 05/29/2016 by SolarEagle
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Overloading or Duty Cycle

05/28/2016
posted in Electrical Engineering
by sreerampkj
What is overloading cycle in choke? & what is duty cycle in Choke? Is overloading and duty cycle are same in choke.
Pathfinder Tags: Overloading/Duty cycle
Views: 182, Comments: 9
Last comment 05/29/2016 by SolarEagle
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Can a UHF RFID Reader Sound an Alarm When the RFID Tag is Out of Distance?

05/28/2016
posted in General Discussion
by avidtech
Can a UHF RFID reader sound an alarm when the RFID tag reaches a certain distance apart (maximum 1 metre) from the reader? Or must it only be that...
Views: 154, Comments: 9
Last comment 05/29/2016 by SolarEagle
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What Is It?

05/27/2016
posted in General Discussion
by Fredski
Views: 263, Comments: 32
Last comment 05/29/2016 by HiTekRedNek
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I Demand You Replace Me!

05/24/2016
posted in General Discussion
by Fredski
that $15 extortion demand has consequences. http://newsexaminer.net/food/mcdonalds-to-open-restaurant-run-by-robots/ new robots working in harmony...
Views: 349, Comments: 54
Last comment 05/27/2016 by Original_Macgyver
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Friday What's This Material?

05/26/2016
posted in General Discussion
by Del the cat
Yup it's that time, what is this material? A thousand Quatloos for the right answer! Del
Views: 414, Comments: 50
Last comment 05/29/2016 by IdeaSmith
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Air Consumption of a Machine

05/26/2016
posted in Instrumentation
by Marcus delecti
I have a machine with a total of 400 holes in 8 - 15' runs of 1/4" SS. tubing at 15psi. The holes are 1mm each (which gives a total opening size of 12...
Pathfinder Tags: air consumption
Views: 248, Comments: 38
Last comment 05/27/2016 by dkwarner
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Old Movies Vs Newer On Youtube

05/24/2016
posted in General Discussion
by wrenchtwirler
When watching movies on Youtube I've noticed that movies from the 30s are generally in much better condition and much more watchable than movies from...
Views: 575, Comments: 32
Last comment 05/29/2016 by SolarEagle
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Latest News from Engineering360

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Just What (or Whom) Are We “Sustaining?”

05/31/2016 posted in E&E Exchange
by Jonathan Fuller
In a previous post I discussed the founders of the original Earth Day predicted that our 21^st-century world would be devoid of any and all animal...
Pathfinder Tags: ecology Environment sustainability
Views: 6, Comments: 1
Last comment 05/31/2016 by SolarEagle
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Hyundai to Collaborate with Cisco Systems on Connected-Car Technologies

05/30/2016 posted in MotorBeat
by Jordan Perch
Internet connectivity is expected to become an integral part of future cars, as a key step towards the introduction of fully-autonomous vehicles. That...
Pathfinder Tags: Cisco connected car Hyundai in-car connectivity
Views: 28, Comments: 0
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Chips in Terahertz Gap Promise 10x Wireless Speed Increase

05/30/2016 posted in Semiconductor & MEMS Fabrication
by Engineering360 eNewsletter
Because of graphene's plethora of unique electrical properties, researchers are finding new applications almost every day. Taking advantage of both i...
Views: 37, Comments: 0
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James Webb Space Telescope Gets It's Detectors

05/29/2016 posted in Derivations
by Bayes
The James Webb Space Telescope is slated to launch in October of 2018. If successful, it will be one of the greatest engineering accomplishments of ma...
Views: 71, Comments: 0
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Not Enough Testing of Autonomous Cars

05/29/2016 posted in Quality Control
by Engineering360 eNewsletter
Gathering statistics to determine the safety of driverless cars turns out to be more complicated and more demanding than anticipated, according to a...
Views: 74, Comments: 8
Last comment 05/30/2016 by sharpstick
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Vacuum Pump Primer — Selection Tips Abound

05/28/2016 posted in Pump Technology Blog
by Engineering360 eNewsletter
This blog post covers vacuum pump selection for laboratories based on the application at hand. Learn the features and benefits of four pump types - r...
Views: 74, Comments: 0
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The Ziggurat Roofs of Bermuda

05/27/2016 posted in The Engineer's Notebook
by BestInShow
You're an island in the subtropical North Atlantic, with no freshwater lakes or streams. Nothing but salt water all around you. How do you provide f...
Pathfinder Tags: Bermuda roof rainwater harvesting. water storage
Views: 219, Comments: 5
Last comment 05/29/2016 by IdeaSmith
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Experiment Hints at Fifth Force of Nature

05/27/2016 posted in Derivations
by Bayes
The Standard Model, physics' most reliable theory for classifying and mapping the interactions between subatomic particles, has four fundamental force...
Views: 155, Comments: 4
Last comment 05/29/2016 by redfred
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Making Renewables Cost Competitive

05/27/2016 posted in Power Generation and Distribution Blog
by Engineering360 eNewsletter
What would it take for renewable power to completely replace U.S. electricity needs without driving up costs? A new study by the National Oceanic and...
Views: 93, Comments: 5
Last comment 05/28/2016 by PFR
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Caption This for 5/27/16

05/26/2016 posted in Caption This!
by LakeGrl
This week's image: Be sure to vote for your favorite caption!
Pathfinder Tags: construction engineering engineering images engineers life funny images
Views: 428, Comments: 33
Last comment 05/30/2016 by Lo_Volt
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They Really Tie the Collection Together: Cars of “The Big Lebowski” Headed to Diecast

05/26/2016 posted in Hemmings Motor News Blog
by dstrohl
While it's not considered much of a car movie, the Coen Brothers' 1998 cult classic The Big Lebowski is one of only a handful of films to inspire fest...
Pathfinder Tags: classic auto film cars model Movies
Views: 143, Comments: 0
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Tiny Robot Replaces Technicians for Inspecting Power Cables

05/26/2016 posted in Wire and Cable Technology Blog
by Engineering360 eNewsletter
Electrical technicians wearing protective clothing and employing cumbersome safety procedures have performed required routine inspections along power...
Views: 102, Comments: 1
Last comment 05/29/2016 by Rixter
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Test Flight of the Phantom 3 Drone

05/25/2016 posted in Editor's Desk
by wagman262
Just in time for summer, here's our flight engineer's take on the Phantom 3 drone. The drone has some operational issues and a crash from 200 feet mig...
Views: 168, Comments: 1
Last comment 05/26/2016 by Deefburger
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EPA Proposes Further Increases in Ethanol Amounts, Wider E15 Distribution

05/25/2016 posted in Hemmings Motor News Blog
by dstrohl
Preliminary figures released by the Environmental Protection Agency earlier this week call for adding 300 million more gallons of ethanol to the n...
Pathfinder Tags: EPA ethanol gasoline legislation
Views: 133, Comments: 7
Last comment 05/29/2016 by tcmtech
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Kill All Mosquitos?

05/25/2016 posted in Animal Science
by HUSH
True story: last February I was scheduled to attend a destination wedding in Jamaica. Except a week before we left, the bride-to-be announced she wo...
Pathfinder Tags: disease genetically modified mosquito transmission
Views: 366, Comments: 13
Last comment 05/27/2016 by jack of all trades
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Appalachian Basin Producing More Gas than Ever

05/25/2016 posted in Oil & Gas Technology
by Engineering360 eNewsletter
Low-cost Appalachian shale gas production has enabled the oldest U.S. natural gas producing area to re-establish itself as a supply juggernaut. Signi...
Views: 137, Comments: 1
Last comment 05/26/2016 by Phys
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