Fundamentals video. Voltage dividers, series and parallel resistors, current dividers, a revisit of Norton and Thevenin’s theorems, rules of thumbs, and a trap for young players experiment on circuit loading. 00:00 – Intoduction to voltage dividers 01:33 – Uses of voltage dividers 04:27 – Rules of thumb 06:55 – Calculations …
Read More »EEVblog 1398 – Western Digital RED 6TB WD60EFRX Hard Drive TEARDOWN
Dave’s Western Digital RED 6TB WD60EFRX NAS hard drive failed. Bugger the warranty, teardown time! Also, SMR vs CMR recording. Forum: https://www.eevblog.com/forum/blog/eevblog-1398-western-digital-red-6tb-hard-drive-teardown/ Podcast: Download
Read More »EEVblog 1397 – DC Voltage & Current Source Theory
Electronics fundamentals video. Basic DC Voltage and Currenct Source theory. Thevenin and Norton Theorms. And compliance voltage demonstration on current sources. Forum: https://www.eevblog.com/forum/blog/eevblog-1397-dc-voltage-current-source-theory/
Read More »EEVblog 1396 – BlackMagic ATEM Mini Extreme ISO TEARDOWN
Teardown of the BlackMagic ATEM Mini Extreme ISO video production switcher. Odysee exclusive: https://odysee.com/@eevblog:7/2021-02-24-Atem-Mini-Pro-Iso-Teardown:f Forum: https://www.eevblog.com/forum/blog/eevblog-1396-blackmagic-atem-mini-extreme-iso-teardown/
Read More »EEVblog 1395 – Onkyo Repair SUCCESS
Repair success on the Onkyo TX-SR607 surround sound receiver. Forum: https://www.eevblog.com/forum/blog/eevblog-1395-onkyo-repair-success/ Podcast: Download
Read More »EEVblog 1394 – Onkyo Receiver Repair – Part 1
An interesting dive down the repair rabbit hole on an Onkyo TX-SR607 surround sound receiver amplifier with a failed vacuum fluorescent display. Forum: https://www.eevblog.com/forum/blog/eevblog-1394-onkyo-receiver-repair-part-1/ Podcast: Download
Read More »EEVblog 1393 – Retro Fluke 37 Multimeter Review & Teardown
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/ Podcast: Download
Read More »EEVblog 1392 – No temp probe? No problem!
Think your multimeter doesn’t have inbuilt temperature measurement? Think again! Dave shows you a trick to measure ambient temperature with your multimeter without a temperature probe. Forum: https://www.eevblog.com/forum/blog/eevblog-1392-no-temp-probe-no-problem!/ Followup video testing in the fridge: https://www.youtube.com/watch?v=48J0m3dvpgA Podcast: Download
Read More »EEVblog 1391 – Mailbag
More mailbag! Forum: https://www.eevblog.com/forum/blog/eevblog-1391-mailbag/ https://odysee.com/@eevblog:7/TooSpicyForYoutube:4 SPOILERS: 00:00 – Panasonic S-VHS DP200 camcorder 08:23 – Home lab: Andrew Tayman 12:25 – Casio G-SHOCK Mudmaster watch teardown 24:44 – Modul Bus LCR substitution box and RT100 valve prototyping breadboard KainkaLabs Youtube channel 32:16 – eDesign Miniware MHP30 Mini BGA pre-heater 40:16 – …
Read More »EEVblog 1390 – NEGATIVE Household Solar Consumption? WHY?
Dave explains a common inherent measurement problem in the solar industry with having two seperate solar power systems and monitors on the one house. Why is Dave’s household consumption going NEGATIVE on both his older Solar Analystics system and new Enphase Envoy system? And why does the consumtion follow the …
Read More »EEVblog 1389 – Spanish Solar Pavement STUPIDITY
A government in Barecelona Spain has paid 30,000 euro for a 9kW solar pavement from Platio. This perennial favorite topic never ceases to provide debunking entertainment! Forum: https://www.eevblog.com/forum/blog/eevblog-1389-spanish-solar-pavement-stupidity/ Podcast: Download
Read More »EEVblog 1388 – Dumpster Diving 4K TV Murphy’s “Repair”
Dave fixed this Hitachi dumpster diving 4K TV so well that he broke it! Forum: https://www.eevblog.com/forum/blog/eevblog-1388-dumpster-diving-tv-murphys-repair/ Podcast: Download
Read More »EEVblog 1387 – MOSFET Repair Replacement Search
Dave tries to find a locally sourced replacement MOSFET for a dumpster repair and battles the RS Components and Element 14 wonky search engines and parametric search engines. Dave’s name was on a US government watch list: https://www.eevblog.com/2014/02/24/element-14-holding-orders-based-on-us-government-watch-list/ Forum: https://www.eevblog.com/forum/blog/eevblog-1387-mosfet-repair-replacement-search/ Podcast: Download
Read More »Solar Panel Temperature Dependency
Dave looks a the effect of temperature on solar panel power output.
Read More »EEVblog 1386 – 295W Inverter vs 370W Solar Panel – WTF?
Why do Dave’s new 370W LG solar panels use lower rated 295W Enphase microinverters? What gives? Inverter clipping, solar panel overrating, DC/AC ratio, solar irradiance, and microinverter underrating explained. And a look at data from Dave’s old 3kW system to predict how many days a year the new 5kW system …
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