EEVblog No Script, No Fear, All Opinion

Stopping the robot uprising by tearing down a Samsung SR8980 robotic cleaning robot found in the dumpster. Forum: https://www.eevblog.com/forum/blog/eevblog-1523-dumpster-samsung-cleaning-robot-teardown/ Youtube: Podcast: Download

Part 2 of the BM786 troubleshooting repair, proving it’s the processor at fault. Forum: https://www.eevblog.com/forum/blog/eevblog-1520-troubleshooting-a-faulty-bm786-multimeter/ Youtube: Podcast: Download

ChatGPT has changed everything in the space of a month.2023 will be the year of Conversational Search and computer code generation.And how MidJourney and DALL-E have rendered artists obsolete, or at least turned ANYONE into a great and capable artist.This video thumbnail was generated in seconds by Dave who has …

What is Common Mode Rejection Ratio (CMRR) and how to measure it on a high voltage differential probe or differential amplifier. Youtube: Extended 30min version: https://www.youtube.com/watch?v=4gi2B3LrCww Differential Probe How It Works: https://www.youtube.com/watch?v=GOlgaEK2Hsk High Voltage Probe reverse engineering: https://www.youtube.com/watch?v=GOk1BYKSsOI&t=2s Forum: https://www.eevblog.com/forum/blog/eevblog-1521-how-to-measure-differential-probe-cmrr/ Podcast: Download

Looking at a faulty returned BM786 multimeter. Warning: Some components were harmed in the making of this video. Forum: https://www.eevblog.com/forum/blog/eevblog-1520-troubleshooting-a-faulty-bm786-multimeter/ Youtube: Podcast: Download

Hacking a dumpster Sonos Play 5 Gen 1 speaker to remove all the evil software locking and turn it into a dumb speaker with just line-in and basic wireless Bluetooth. Integrating a new Fosi Audio ZX-TB21 2+1 amplifier. https://amzn.to/3USD7xQ Youtube: Sonos, the Juicero of wireless speakers: https://www.youtube.com/watch?v=lLyjvXAJcLM Forum: https://www.eevblog.com/forum/blog/eevblog-1519-free-your-sonos-speaker!-(hack)/ Podcast: …

Depotting, teardown, and some reverse engineering analysis of the 400W Hoymiles solar microinverter. https://www.hoymiles.com/products/microinverter/ Hoymiles vs Enphase microinverter review: https://www.mcelectrical.com.au/hoymiles-microinverter-review/ Forum: https://www.eevblog.com/forum/blog/eevblog-1518-hoymiles-solar-microinverter-teardown/ Youtube: Odysee: Podcast: Download

Installation of a Reclaim Heat Pump hot water system replacing a high efficiency gas tank hot water system. And anlysis of the results. Is a heat pump hot water system more efficient than a gas hot water system? Forum: https://www.eevblog.com/forum/blog/eevblog-1517-heat-pump-hot-water-install-analysis/ Youtube: Odysee: 00:00 – The existing gas tank hot water …

Mailbag Bonanza! Send stuff to: EEVblog Mailbag PO Box 7949 Norwest NSW 2153 AUSTRALIA Forum: https://www.eevblog.com/forum/blog/eevblog-1516-mailbag-bonanza!/ 00:00 – Mailbag Bonanza! 02:24 – Australian Signals Directorate 75th Aniversary 50 Cent Coin 05:07 – One-Shot Relay! 07:20 – Olight Torch Bonanza! https://www.olightstore.com.au/s/P7TWZN 08:20 – Olight Marauder 2 14,000 lumen torch 18:29 – …

Upgrading the dumpster Tektronix TDS540D oscilloscope with an LCD had a few issues… Ebay listing if you want it: https://www.ebay.com.au/itm/225251897379 Forum: https://www.eevblog.com/forum/blog/eevblog-1515-dumpster-tektronix-tds540d-500mhz-oscilloscope-lcd-replacement/ Youtube: Podcast: Download

A surprising dumptser diving find that might prove we live in a simulation. A Sony GTK-X1BT bluetooth enabled party jukebox Hi-Fi speaker system. Forum: https://www.eevblog.com/forum/blog/eevblog-1513-dumpster-tossers-have-no-shame/ Youtube: Odysee: Podcast: Download

Comparing gas hot system to a heat pump hot water system before I install a Reclaim 415L heat pump hot water system at home to use my excess solar energy. Forum: https://www.eevblog.com/forum/blog/heat-pump-hot-water-system-vs-gas-hot-water/

Why add bypass capacitors on a PCB like THIS? Answering a Twitter question: https://twitter.com/furan/status/1586889993234038786 https://www.vgamuseum.info/index.php/cpu/item/993-s3-supersavage-ixc-sdr Forum: https://www.eevblog.com/forum/blog/eevblog-1512-why-bypass-your-pcb-like-this/ Youtube: Odysee: Podcast: Download

The magic smoke was released from my solar analytics monitoring system. What was the culprit? Also Dumb Dave™ gets ZAPPED! Forum: https://www.eevblog.com/forum/blog/eevblog-1511-my-solar-analytics-system-failed/ Youtube: Odysee: Podcast: Download

HUGE SURPRISE inside the new low end $699 Rigol 12bit low noise HDO1000 oscilloscope! Hacking forum thread: https://www.eevblog.com/forum/testgear/hacking-the-hdo1khdo4k-rigol-12-bit-scope/ Forum: https://www.eevblog.com/forum/blog/eevblog-1510-$699-rigol-12bit-hdo1000-teardown-woah/ Youtube: Odysee: Podcast: Download