Re-uploaded in 50fps to remove the motion blurring in the last upload that was 25fps.
Behind the scenes at the 2014 Sydney Mini Maker Faire at the Powerhouse Museum.
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https://www.youtube.com/watch?v=B_W0BJ-q8ms
Physically vibrating your power supply at a sub harmonic of your PSU switching frequency can potentially lower your system noise. A practical demonstration.
AlienTek DP100: https://s.click.aliexpress.com/e/_DeWCLIN
Forum: https://www.eevblog.com/forum/blog/eevblog-1607-psu-switching-noise-reduction-via-vibration/
Linked videos:
Tesla AI PSU problem: https://www.youtube.com/watch?v=YIbQ3nudCA0
Vibration coherence: https://www.youtube.com/watch?v=uus_cpZiqsU
Vibration testing: https://www.youtube.com/watch?v=1Y2L6QLOi-c
AlienTek DP100 PSU: https://www.youtube.com/watch?v=Pd6LG7iP2GQ
Ceramic Cap Piezeoelectric effect: https://www.youtube.com/watch?v=F2gX-R1k7MM
Ceramic Capacitor Cracking: https://www.youtube.com/watch?v=QgKY5QWehME
If you find my videos useful you may consider supporting the EEVblog on Patreon: http://www.patreon.com/eevblog
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#ElectronicsCreators #PSU #Noise
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https://www.youtube.com/watch?v=EX1Gid2SlIc
A look inside the Varta 15 minute 8A NiMH fast charger.
A teardown and look at how it works and the circuit topology.
Can Sanyo Eneloops be charged this fast too?
Part 2: https://www.youtube.com/watch?v=OgsWOHdDn2w
Forum: http://www.eevblog.com/forum/blog/eevblog-811-how-the-varta-15-minute-battery-charger-works/
Datasheets:
http://litel.com.pl/karty-produktow/Varta-AA-2100mah-56706-datasheet.pdf
http://www.din-tek.jp/Upload/Product%20Doc/Datasheet/DTM4410.pdf
http://www.ti.com/lit/ds/symlink/tl494.pdf
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https://www.youtube.com/watch?v=PxZ7M1hZqXk
(The 9min abridged version, for those with shorter attention spans only!)
(I recommend you view the full 15min version here, it's the same but with extra bits):
http://www.youtube.com/watch?v=MA7tl9HDm-o
Dave cuts lose on the idiots behind Australia's proposed Mandatory Internet Filter, and calls everyone to arms to stop this madness before it's too late.
(My regular viewers may want to skip this, it's not electronics related, it's an Australian specific social commentary rant)
For more information, see:
http://www.nocleanfeed.com http://www.getup.org.au/campaign/SaveTheNet&id=892 http://www.efa.org.au/category/censorship/mandatory-isp-filtering/ (PDF Fact Sheet) https://www.getup.org.au/files/campaigns/conroys_greatfirewall_factsheet.pdf (PDF Fact Sheet) http://www.efa.org.au/mandatory-internet-filtering-fact-sheets/ http://stephenconroy.com.au/
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https://www.youtube.com/watch?v=Ejd5DCvqbpc
What's inside a Jawbone UP Pedometer?
http://content.jawbone.com/static/www/pdf/manuals/up/up-by-jawbone-extended-manual-en.pdf
MSP430F5548: http://www.ti.com/product/msp430f5528
BQ24230: http://www.ti.com/product/bq24230
MX25L8006E: http://www.zlgmcu.com/mxic/pdf/NOR_Flash_c/MX25L1606-8006E_DS_EN.pdf
EEVblog Main Web Site:
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https://www.youtube.com/watch?v=sRjHAGsl6ws
Some more info and experiments on driving Nixie tubes.
Open circuit cathode voltage, open collector vs totem pole / push-pull drivers, NIxie voltage drop and pre-biasing, and using the ULN2003 with zener clamping.
Forum: http://www.eevblog.com/forum/blog/eevblog-948-nixie-tube-display-project-part-1/
EEVblog Main Web Site: http://www.eevblog.com
The 2nd EEVblog Channel: http://www.youtube.com/EEVblog2
Support the EEVblog through Patreon!
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https://www.youtube.com/watch?v=hkbPJONJLfs
Can you determine the charge of an alkaline battery by simply dropping it and see how high it bounces?
A followup to the KipKay video: http://www.youtube.com/watch?v=nwfFBUVxpac
It seems KipKay's video is the same as this earlier one: http://www.youtube.com/watch?v=Y_m6p99l6ME
EEVblog Main Web Site:
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https://www.youtube.com/watch?v=PRf9JTg3QwA
Dave continues the investigation into repairing the HP 35670A Dynamic Signal Analyser. This time using the Flir E8 thermal camera to check for any overheating components on the suspect A5 analog board.
Part 1: http://www.youtube.com/watch?v=YwiZROj3SSI
Part 2: http://www.youtube.com/watch?v=7dd_A28gtzY
Part 3: http://www.youtube.com/watch?v=orYJFKQDZLo
Forum: http://www.eevblog.com/forum/blog/eevblog-540-hp35670a-dsa-repair-part-3-28411/
EEVblog Main Web Site:
http://www.eevblog.com
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https://www.youtube.com/watch?v=NiPJr1XNuPI
Building more bunker storage. Plus discussion on moving the lab.
https://storagesam.com.au/shelving
#Storage #Shelving #LabMove
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Support the EEVblog through Patreon! http://www.patreon.com/eevblog
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https://www.youtube.com/watch?v=WysR1gF0QjI