Dave upgrades the processor in the dumpster Lab recording PC to one from another dumpster PC. It's dumpsters all the way down... Subscribe on LBRY: https://www.eevblog.tv
Keysight are at it again, giving away 20 instruments including 2 x 8CH 6GHz MXR series scopes.
Coincidentaly, Dave found 5 Keysight scopes in the dumpster and is giving them away.
Keysight World Live In The Lab: https://www.keysight.com/us/en/events/keysight-world/live-from-the-lab-eevblog.html
Asia Pacific event: https://www.keysight.com/us/en/events/new-zealand--australia--southeast-asia/live-from-the-lab-eevblog.html
Patreon Giveaway: http://www.patreon.com/eevblog
Aussie Giveaway: https://www.eevblog.com/forum/contests/keysight-scoep-giveaway-aussie-only/
General Giveaway: https://www.eevblog.com/forum/contests/keysight-scope-giveaway-any-country/
Student/School/Makerspace Giveaway: https://www.eevblog.com/forum/contests/keysight-scope-giveaway-studentschoolmakerspace/
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#ElectronicsCreators #Keysight #Dumpster
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https://www.youtube.com/watch?v=HaTSjKzqTpg
Dave takes a look at his favourite form factor multimeter of all time, the Fluke 37 from 1985
Forum: https://www.eevblog.com/forum/blog/eevblog-1393-retro-fluke-37-multimeter-review-teardown/
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#ElectronicsCreators #Fluke #Multimeter
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https://www.youtube.com/watch?v=NJhptTZpGPw
Dave shows some of the email from "Kickstarter Vultures" he got.
Every success crowdfunding campaign will get inundated with emails from companies that are spamming their marketing, fulfillment and manufacturing services etc.
Beware of the scammers!
Forum: http://www.eevblog.com/forum/eevblab/eevblab-43-kickstarter-vultures/
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https://www.youtube.com/watch?v=4tcC_TdhzUU
Mailbag!
Froum: https://www.eevblog.com/forum/blog/eevblog-1410-mailbag/
SPOILERS:
00:00 - Dancom RT403B 25W VHF Marine Transceiver teardown.
09:07 - Workbench of the week, Tony Albus:
https://www.youtube.com/channel/UCwLPcv2xiA3D9lfGArF58ww
TEA: https://www.eevblog.com/forum/testgear/test-equipment-anonymous-(tea)-group-therapy-thread/
12:36 - Riedon SSA-100 100A Differential Isolated Current Sensor.
https://riedon.com/
https://www.digikey.com/en/products/detail/riedon/SSA-100/12149327
22:19 - DODGY! Soviet era mains rechargable torch
27:36 - Jon Newcomb's Microcontroller Proto Boards
https://www.ebay.com/usr/jon_newcomb
33:57 - Affable Snake Breadboard LED bargraph
https://www.tindie.com/products/affablesnake/slim-breadboard-indicator-green-8-position/
35:34 - Mystery $2 ebay item DESTROYED by Widlarizer!
37:47 - Present from a 13yo viewer
39:40 - Multimeter PicoProbes:
https://www.tindie.com/products/twires/picoprobes/
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Support the EEVblog through Patreon! http://www.patreon.com/eevblog
AliExpress Affiliate: http://s.click.aliexpress.com/e/c2LRpe8g
Buy anything through that link and Dave gets a commission at no cost to you.
Donate With Bitcoin & Other Crypto Currencies!
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#ElectronicsCreators #Mailbag
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https://www.youtube.com/watch?v=Ayj65iqD00Q
Rant. The DHL Express Emergency Situation Surcharge is BS
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#ElectronicsCreators #dhlexpress
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https://www.youtube.com/watch?v=gT8gzX2CPQA
What's inside an EC Apparatus brand constant voltage constant current power supply used for Electrophoresis - the separation of particles in a fluid by using an electric field.
You can get these supplies quite cheaply on ebay if you look around.
A quick reverse engineering of the circuit provides some insight into what's happening.
http://en.wikipedia.org/wiki/Electrophoresis
http://en.wikipedia.org/wiki/IGBT
http://en.wikipedia.org/wiki/Snubber
Datasheets:
http://www.irf.com/product-info/datasheets/data/irg4ph50k.pdf
Forum: http://www.eevblog.com/forum/blog/eevblog-530-electrophoresis-power-supply-teardown/
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https://www.youtube.com/watch?v=1j4L4ecjUz0