EEVblog #1175 - How To Become A Professional Engineer
Some of the most commonly asked questions: - How do you become a professional electronics engineer? - Can you be a professional engineer without a degree? - How do you get an engineering job or contract job?
The different grade of engineering are also explained. Professional engineers, Engineering Technologists, and Associate Engineers.
The new Samsung Galaxy Fold a folding OLED smartphone has failed spectacularly in the hands of early reviewers!
What went wrong?
Also, a rant about the pressures on reviewers from the manufacturers, Dave questions why Marques Brownlee won't show his failure footage.
3M Flexible OLED testing presentation: https://www.oled-a.org/uploads/9/6/8/6/96867108/20171010_3m_-_beagi_cummins_-_doe_ssl_3m_meeting_presentation_10-9-17.pdf
2011 article: https://phys.org/news/2011-05-foldable-crease.html
Marques Brownlee: https://www.youtube.com/watch?v=vtqtyyGZvXM
Folding test video: https://www.youtube.com/watch?v=McdgS3Popjk
Forum: http://www.eevblog.com/forum/blog/eevblog-1204-samsung-galaxy-fold-failure-analysis/
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https://www.youtube.com/watch?v=Rq14Cn13dBw
Teardown Tuesday
Inside a 1973 vintage programmable scientific desktop calculator.
Plus an attempted repair.
Service Manual: http://www.wass.net/manuals/Compucorp%20326%20Service.pdf
The P2102 is a 1K x 1 bit SRAM, so looks like a 4 bit processor architecture.
Forum: http://www.eevblog.com/forum/blog/eevblog-663-compucorp-322g-calculator-teardown/
Teardown photos: http://www.eevblog.com/2014/09/16/eevblog-663-compucorp-322g-calculator-teardown/
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https://www.youtube.com/watch?v=ezr3CzGUVeQ
Yet another dumpster diving LCD monitor repair.
This time an LG Flatron monitor with bad caps.
Using the Bob Parker ESR Meter
http://members.ozemail.com.au/~bobpar/esrmeter.htm
http://members.ozemail.com.au/~bobpar/k7214.pdf
Forum Topic: http://www.eevblog.com/forum/blog-specific/eevblog-365-esr-meter-bad-cap-monitor-repair
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https://www.youtube.com/watch?v=72sJ5Infuu0
Hack A Day are running the biggest electronics hardware design contest ever. The winner gets to fulfill every nerds fantasy, a trip to space!
Dave is going to be one of the judges, so start sucking up now...
The contest is to design an "open connected device". So basically anything that is open source (as possible), and connected to something (as possible). The rules are quite open, use your imagination, and the sky is NOT the limit!
http://hackaday.io/prize
Discuss on the forum here: http://www.eevblog.com/forum/chat/announcement-hack-a-day-prize-win-a-trip-to-space!/
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https://www.youtube.com/watch?v=PNnlPWvqEnI
A $12 6 decade resistor box, is it any good?
And it's not every day you have to repair a brand new product.
https://s.click.aliexpress.com/e/_Ddfe4PL
https://s.click.aliexpress.com/e/_DnK2irb
DIY Decade box: https://www.youtube.com/watch?v=G-QfDkgE2qA
IET Decade Box: https://www.youtube.com/watch?v=37gYHdY0DAM
Genrad Decade Box: https://www.youtube.com/watch?v=fKrvtYS_6fI
Forum: https://www.eevblog.com/forum/blog/eevblog-1586-stranger-things-decade-resistor-box/
00:00 - A $12 Decade Resistor Box?
01:37 - Binding Posts: You get what you get, and you don't get upset
02:31 - Stranger Things and the Upside Down
03:52 - Figured it out
04:56 - Molding
05:15 - Wiggle Wiggle Wiggle Yeah Test
05:41 - Teardown
08:01 - Knobs
09:02 - Repair
10:01 - Perfect candidate for modding
10:44 - How the dual wipe contact works
14:37 - Conclusion
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#ElectronicsCreators #review
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https://www.youtube.com/watch?v=WIEb1Zd1NdI
Buy the Fluke 117 here: http://www.amazon.com/gp/product/B000O3LUEI?ie=UTF8&tag=ee04-20&linkCode=as2&camp=1789&creative=9325&creativeASIN=B000O3LUEI
How does the made in China Fluke 117 Electricians Multimeter stack up?
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https://www.youtube.com/watch?v=3k9nVg03Wi4
How to make your own magnetic H-field EMC probe out of semi-rigid coax for $10 that performs identically to a $300 commercial probe!
Search for "Low noise amplifier" and "semi-rigid rg402" on ebay.
Forum: http://www.eevblog.com/forum/blog/eevblog-1178-build-a-$10-diy-emc-probe/
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https://www.youtube.com/watch?v=2xy3Hm1_ZqI
Forum Topic:
http://www.eevblog.com/forum/blog-specific/eevblog-355-dictaphone-dumpster-diving/?topicseen
Dave finds a treasure trove of Dictaphone machines in the dumpster.
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