Dave analyses Veritasium’s video “The Big Misconception About Electricity” and how energy flows in the Poynting vector in the electromagnetic field OUTSIDE the wire instead of inside the wire. 00:00 – Veritasium’s video “The Big Misconception About Electricity” 00:32 – Rection to the points in the video 01:11 – This is a bit MISLEADING! 02:28 ...

Dave looks at his TOP 5 (plus change) Jellybean Voltage Regulators and References, and explains why you need to know them. 00:00 – Jellybean Voltage Regulator & References 01:52 – 78xx Linear Voltage Regulator 08:01 – Adjustable Voltage Regulator 13:52 – 1117 Low Dropout Regulator 15:21 – LDO Stability 20:01 – LM4040/4041 Voltage Reference 24:38 ...

How does an Electric Car charger work? A teardown of the Myenergi Zappi 7kW EVSE and experiments demonstrating how the car detection system and charge mode works. 00:00 – Zappi 7kW Single Phase EVSE Charger 02:46 – Type 2 Charging Standards 08:30 – Teardown 17:32 – Power Up 20:56 – Experiments! Forum: https://www.eevblog.com/forum/blog/eevblog-1437-zappi-7kw-electric-car-charger-teardown-experiment/ Installation & ...

Dave looks at his TOP 5 (plus change) Jellybean OPAMP’s, and explains why you need to know them. Forum: https://www.eevblog.com/forum/blog/eevblog-1436-the-top-5-jellybean-opamps/ 00:00 – Jellybean OPAMP’s 01:47 – LM358 07:51 – FET Input TL071/72/74 11:28 – CMOS LMV358 15:17 – LM324 17:23 – The LM321 is NOT a thing 19:09 – Oh, all right, the LM741 19:41 ...

Dave goes hunting for the most expensive IC on Digikey and ends up finding a bunch of unusual stuff! Forum: https://www.eevblog.com/forum/blog/eevblog-1435-the-worlds-most-expensive-catalog-ic/

Teardown of a Cadex C7000 commercial battery analyser. Forum: https://www.eevblog.com/forum/blog/eevblog-1434-cadex-c7000-battery-analyser-teardown/ 00:00 – Cadex C7000 Battery Analyser 04:20 – Universal probe teardown 09:45 – Main unit teardown 22:14 – Power up

Dave eventually finds the (a) fault in the Sony RX100 MkIV camera. WARNING: No happy ending, just an hour and ten minutes of Dave getting his arse kicked by Murphy. 00:00 – Sony RX100 Mk4 Repair Part 3 01:03 – Down the schematic rabbit hole 06:23 – That looks important 15:46 – The least likely ...

Dave shares his thoughts on owning a fully electric Hyundai IONIQ car after 12 Months & 17,000km Forum: https://www.eevblog.com/forum/blog/eevblog-1432-owning-an-electric-car-for-12-months-17-000km/

Teardown of the new Keysight EDU33212A 20MHz Function Generator Odysee exclusive: https://odysee.com/@eevblog:7/Photo-Spectrometer-Teardown:7 Forum: https://www.eevblog.com/forum/blog/eevblog-1431-keysight-edu33212a-function-generator-teardown/

Dave goes through the real calculations of what it ultimately cost him to rent an office vs buying an office back on 2015. And on the importance of being your own bank, compounding interest reduction, paying off your loan early, and offset accounts for cash flow benefits. Forum: https://www.eevblog.com/forum/blog/eevblog-1430-rent-vs-buy-my-$400-000-mistake!/