Rigol’s new HDO4000 Series ultra low noise 12bit oscilloscope with Centaur chipset. Unboxing, first impression, and noise measurements. Forum: https://www.eevblog.com/forum/blog/eevblog-1501-rigol-hdo4000-low-noise-12bit-oscilloscope-unboxing-first-impre/ Youtube:

Automatic AC transfer switches are pretty cool devices. A look at what they do, a practical demo, teardown, and then reverse engineering to explain how it does it. Bonus look at how my automated home battery backup system will work. 00:00 – Automatic AC Transfer switch 02:05 – How I’m powering my home fridges from ...

Teardown of the EcoFlow Delta Pro 3.6kWh portable/home LiFePO4 battery solar inverter/generator. Back in the old EEVblog garage! US: https://us.ecoflow.com/products/delta-pro-portable-power-station?aff=349 Australia: https://au.ecoflow.com/products/delta-pro-portable-power-station?aff=8 Use coupon code EFPROEEV100 for $100 off until October 31st Youtube: Odysee: EcoFlow factory tour: https://www.youtube.com/watch?v=WxacBC6iISI Forum: https://www.eevblog.com/forum/blog/eevblog-1499-ecoflow-delta-pro-3-6kwh-portable-battery-teardown!/ Teardown Photos:

The Transpod FluxJet is Hyperloop based on the “New physics” of “Veillance Flux”! And plasma arc power transfer! $550M to create a reduced pressure Fluxjet link from Calgary to Edmonton in Canada. It’ll only cost $18B, what a bargain! And Sydney to Brisbane? Err, yeah, ok, let’s look at that… Youtube: https://www.transpod.com/ http://edition.cnn.com/travel/article/fluxjet-transpod-canada-hyperloop/index.html Feasibility study: ...

RIP this Fluke 3000 wireless multimeter. Thanks Energizer for the alkaline battery leakage! Youtube: PART 2 Repair: https://www.youtube.com/watch?v=qmcSEJehqZM Energizer battery leakage in liquid form: https://www.youtube.com/watch?v=YZCPlbOuxJY Forum: https://www.eevblog.com/forum/blog/eevblog-1497-rip-fluke-thanks-energizer-not/

Meet 13yo Josh, the winner of the Jaycar $5 scope, and designer of Framework laptop boards! https://lectronz.com/products/uart-expansion-card His Patreon: https://www.patreon.com/i2clabs More boards: https://imgur.com/a/SPRrFV7 Youtube: 00:00 – Meet Josh 03:22 – Mettler Toledo high volatge generator 04:41 – New electric field NASA space suits https://sservi.nasa.gov/wp-content/uploads/2015/08/farrell_spacesuit_pdf.pdf 05:37 – Teardown: OMG it’s full of rust! 10:06 – Casio ...

Yes, wireless power is BACK! And this time they are targetting gaming rigs. Quaze want to power gaming rigs up to 500W with 15MHz resonant RF wireless desktop power. Let’s take a look! How much is marketing hype? Place your bets now… https://www.quazetech.com/ Youtube: Odysee: Demo video: https://www.youtube.com/watch?v=VTwzKBM7ybw Focus Demo Day: https://www.youtube.com/watch?v=dJW3jGLWqFc https://zumtl.com/en/news/demo-day-focus-decouvrez-la-nouvelle-cohorte-dentrepreneurs/ https://www.laptopmag.com/au/features/quaze-maingear Energous: ...

FIVE different easy methods to crack into a cheap Sandleford safe found in the dumpster, WITHOUT using physical force. Including a bonus 6th method that doesn’t work on this one. Don’t buy cheap hardware store safes, they are garbage! Also advice on what to look for in a good quality home security safe, and TDR ...

Powering up the Banshee ultrasonic leak detector LED display to see how the display is multiplexed turned out to be very interesting! With special guest debugger, Sagan, who invents a new industry term “free range data”. Forum: https://www.eevblog.com/forum/blog/eevblog-1493-the-macgyver-project-part-2/ Youtube: Odysee:

The $5 Hantek oscilloscope is repaired, and I’m giving it away to a youngster in Australia. If you want the scope, enter here: https://www.eevblog.com/forum/contests/giveaway-(oz-only)-hantek-oscilloscope/ Forum: https://www.eevblog.com/forum/blog/eevblog-1492-$5-oscilloscope-repaired-oz-giveaway/ Youtube: Odysee: