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Ultra-thin camera creates images without lenses

06/23/2017
posted in General Discussion
by Rixter
Interesting, optical phased array. It's been done with microwaves for a long time now. "Engineers have built a camera that does not need lenses to fo...
Views: 18, Comments: 1
Last comment 06/23/2017 by Usbport
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Electrical Switchgear

06/23/2017
posted in General Discussion
by Anonymous Poster
I want to know about difference between AC1 and AC3 rating in contractors? Why we use AC3 rating of contractor in inductive load motor? Thank you.
Views: 32, Comments: 3
Last comment 06/23/2017 by SolarEagle
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Help, Krohne UFC 6300

06/22/2017
posted in Instrumentation
by Matheus de Souza
Hello guys, i have a optisonic 6300 from krohne, but i don't have any idea how to parametize this optisonic. I tried to follow the settings that the m...
Views: 46, Comments: 4
Last comment 06/23/2017 by Anonymous Poster
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Rotating Dwelling With Utility Hub Challenge of the Month

06/22/2017
posted in Sustainable Engineering
by James Stewart
Suppose you wish to build a dwelling that can be rotated by 360 degrees for several reasons: 1. You want high solar input in winter, and do not want...
Views: 164, Comments: 25
Last comment 06/23/2017 by Hooker
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Questions Asked of Job Applicants

06/22/2017
posted in General Discussion
by BestInShow
A far cry from the usual "what do you see yourself doing in five years" question.
Views: 246, Comments: 53
Last comment 06/23/2017 by JBTardis
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Technological Progress

06/21/2017
posted in General Discussion
by ronseto
Technological progress with robotics is wonderful, but not when it means displacing humans. The purpose of using robots is to increase profits for com...
Views: 154, Comments: 26
Last comment 06/23/2017 by James Stewart
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When is AI Coming for Your Job

06/21/2017
posted in General Discussion
by SolarEagle
We can see it coming, the day when humans are no longer employable in certain jobs because a robot has become more cost efficient....How long is your...
Views: 229, Comments: 27
Last comment 06/23/2017 by Brave Sir Robin
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API 6A Blind Flange

06/21/2017
posted in Mechanical Engineering
by MACA
In API 6A 20th Ed. the 6BX blind flanges have flat backs for sizes starting at 5-1/8". If you need one smaller than that you have to incorporate an ex...
Views: 115, Comments: 8
Last comment 06/22/2017 by James Stewart
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Degree Calculation

06/21/2017
posted in Mechanical Engineering
by Anonymous Poster
I have 36" pipe . I want to evaluate maximum allaowble degree of pipe with 40D
Views: 233, Comments: 20
Last comment 06/23/2017 by James Stewart
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Polaritons, Light of the Future

06/21/2017
posted in General Discussion
by SolarEagle
..."Anyone who’s taken any sort of physics knows that light can travel as photons or particles as well as waves. It may be hard to imagine, bu...
Views: 214, Comments: 11
Last comment 06/22/2017 by James Stewart
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I Need Help Big Time! Civil Engineers Give Me Your Expertise!

06/20/2017
posted in Civil Engineering
by keiran marley
Hello, if you're reading this, thanks for helping. I'm stuck on two assignments I have been given and I have searched over the internet for days and c...
Views: 332, Comments: 15
Last comment 06/23/2017 by James Stewart
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Elon Musk Outlines Vision for Colonization of Mars

06/20/2017
posted in General Discussion
by Bayes
Elon Musk, Founder and CEO of SpaceX, has written a commentary on the challenges and possible solutions in colonizing Mars. The paper below is provide...
Views: 125, Comments: 10
Last comment 06/22/2017 by James Stewart
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High Pitch Noise Issues

06/19/2017
posted in General Discussion
by jason23
I’ll try to be brief. In short my next door neighbor installed a bird repellant sound system on their home. It’s a very high constant pitc...
Views: 602, Comments: 74
Last comment 06/22/2017 by PWSlack
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Who Made The First Geodesic Dome?

06/19/2017
posted in Civil Engineering
by MR. Guest
In discussing Structural Engineering, Buckminster Fuller once said, in essence, that (primitives) could not have invented the geodesic dome, becausue...
Views: 360, Comments: 65
Last comment 06/23/2017 by James Stewart
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Today's Ease of Internet Access - Empowering? Dangerous? Neither?

06/20/2017
posted in Communications & Electronics
by yamdankee
It's one of the highlights of modern times: Virtually the entirety of human knowledge available to us basically any time, anywhere, through our smartp...
Views: 204, Comments: 49
Last comment 06/22/2017 by James Stewart
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Buried Well Head - Need to Disinfect

06/16/2017
posted in General Discussion
by Tom_Consulting
OK - so before everyone jumps in and tells me how to put bleach down the well, that's NOT what I'm asking about. I'm trying to figure out if there is...
Views: 748, Comments: 36
Last comment 06/21/2017 by Just an Engineer
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Will Big Data Force Changes In Online Behavior?

06/22/2017 posted in The Engineer's Notebook
by Hannes
I took a management course in grad school in 2009, and just about the only thing I remember about it was learning about the Hawthorne effect. This was...
06/22/2017 Views: 136, Comments: 12
Last comment 06/23/2017 by James Stewart
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Mo’s Junkyard Curse

06/21/2017 posted in Hemmings Motor News Blog
by dstrohl
[Editor’s Note: Jim Van Orden, Richardson, Texas, who brought us the story of Arlington FryBarger’s Pan-American Highway trip a couple mon...
06/21/2017 Views: 165, Comments: 0
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Guess the Architecture for 6/20/2017

06/20/2017 posted in Guess the Architecture
Do you recognize this week’s building? Care to take a guess?
06/20/2017 Views: 174, Comments: 8
Last comment 06/23/2017 by Brave Sir Robin
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When You Sell Your Goat and Your New Charger is a Lemon

06/20/2017 posted in Hemmings Motor News Blog
by dstrohl
In the August 2017 issue of Hemmings Muscle Machines, 1966 Pontiac GTO owner Jim Zievel discusses the events that led to him trading his GTO convertib...
06/20/2017 Views: 134, Comments: 0
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Could Route 66 Be Saved By Recommissioning It?

06/20/2017 posted in Hemmings Motor News Blog
by dstrohl
With a couple proposals already on the table to preserve Route 66 ahead of the planned defunding of a critical federal program, another option floated...
06/20/2017 Views: 115, Comments: 13
Last comment 06/23/2017 by James Stewart
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Woman of the Week – Rija Javed

06/20/2017 posted in WoW Blog (Woman of the Week)
by lmno24
Rija Javed is currently a senior engineer at Wealthfront, and investment services platform. She leads banking and brokerage platforms and many of the...
06/20/2017 Views: 107, Comments: 0
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OSHA Mandatory Electronic Injury and Illness Reporting Delayed

06/19/2017 posted in Speaking of Precision
by Milo
No Formal Announcement. Why? No Entry in the Federal Register. Why? No Official Statement. Why? Just a tiny little update buried in the middle of...
06/19/2017 Views: 96, Comments: 3
Last comment 06/20/2017 by Milo
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Expanded Component Range Brings Harmony to Control Cabinets

06/19/2017 posted in Plant & Facilities Engineering
by Gianluca Fanchini
Gianluca Fanchini, Industry Sector Marketing Manager of RS Components, looks at control cabinet components, and highlights that somehow there is the c...
06/19/2017 Views: 203, Comments: 3
Last comment 06/20/2017 by Phys
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Dynamic NFC Tag ICs Expand into New Applications

06/18/2017 posted in Electrical Components
by STMicroelectronics
The near field communications (NFC) ecosystem and associated services expands beyond just payments. NFC enables simplified data exchange, pairing, and...
06/18/2017 Views: 125, Comments: 1
Last comment 06/19/2017 by yamdankee
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Something Tells Me That Wasn’t Brad Pitt

06/17/2017 posted in Networking & Communications
by M-ReeD
It is easy to develop an online relationship in this day and age. Maybe you frequent your favorite band’s fan page and discover a group of like-...
06/17/2017 Views: 134, Comments: 9
Last comment 06/21/2017 by phoenix911
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Third-party Spies Could Be Hiding in Your Favorite App

06/15/2017 posted in The Engineer's Notebook
by MaggieMc
A week or two ago I wrote about personalized internet ads and how third-party cookies mine our data, hopefully to provide us with the perfect ad exper...
06/15/2017 Views: 171, Comments: 10
Last comment 06/16/2017 by phoenix911
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Reborn TVR Set to Reveal New Model at Goodwood Revival

06/15/2017 posted in Hemmings Motor News Blog
by dstrohl
In 2006, boutique British sports car manufacturer TVR produced its last automobile, entering receivership under then-owner Nikolay Smolensky. Despite...
06/15/2017 Views: 119, Comments: 0
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What Did The Past Sound Like?

06/15/2017 posted in Notes & Lines
by Hannes
Growing up in the early ‘90s, my family still had a big cream-colored rotary phone stuck to our kitchen wall. At the time I didn’t realize...
06/15/2017 Views: 379, Comments: 38
Last comment 06/19/2017 by phoenix911
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One-of-Two Senate Tunnel Studebakers to Make its First Voyage Under Its Own Power in Decades

06/14/2017 posted in Hemmings Motor News Blog
by dstrohl
Back and forth, all day long, 225 times per day, shuttling 100 of the most powerful men in the country. At least the drivers of the two electric Stude...
06/14/2017 Views: 261, Comments: 3
Last comment 06/22/2017 by James Stewart
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Guess the Architecture! for 6/13/2017

06/13/2017 posted in Guess the Architecture
Do you recognize this week's building?
06/13/2017 Views: 223, Comments: 8
Last comment 06/19/2017 by MaggieMc
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