Part 2: http://www.youtube.com/watch?v=O2ohz8DyJoQ Dave breadboards a precision 1A current source circuit and finds that even the application reference circuit doesn't work as expected. Showing that you can't just blindly trust that datasheet application circuit will work first go. LTC6655 http://cds.linear.com/docs/en/datasheet/6655fc.pdf Forum: http://www.eevblog.com/forum/blog/eevblog-567-precision-1a-current-source/ EEVblog Main Web Site: http://www.eevblog.com EEVblog Amazon Store: http://astore.amazon.com/eevblogstore-20 Donations: ... https://www.youtube.com/watch?v=pXMhpEi_wPU

Talking about the history of electricity and physics with Kathy Joseph from Kathey Loves Physics, and her new book: The Lightning Tamers: True Stories of the Dreamers and Schemers Who Harnessed Electricity and Transformed Our World. Also talk about her youtube channel and script and book writing process. LINKS: Website:https://bit.ly/GoKathyLovesPhysics The Lightning Tamers book: https://amzn.to/3I7N4mq YouTube Channel: https://bit.ly/HistoryofPhysics Go Fund Me (for Audio book): https://bit.ly/DonateforAudiobook Patreon: https://bit.ly/KathyLovesPhysicsPatreon Forum: https://www.eevblog.com/forum/blog/eevblog-1506-history-of-electricity-with-kathy-loves-physics/ Support the EEVblog on: Patreon: http://www.patreon.com/eevblog Odysee: https://odysee.com/@eevblog:7 Web Site: http://www.eevblog.com EEVblog2: http://www.youtube.com/EEVblog2 EEVdiscover: https://www.youtube.com/eevdiscover 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! https://www.eevblog.com/crypto-currency/ T-Shirts: http://teespring.com/stores/eevblog #ElectronicsCreators #History #Electricity ... https://www.youtube.com/watch?v=4EcQYK_no5M

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/ Support the EEVblog on: Patreon: http://www.patreon.com/eevblog Web Site: http://www.eevblog.com Other channels: EEVblog2: http://www.youtube.com/EEVblog2 EEVdiscover: https://www.youtube.com/eevdiscover T-Shirts: http://teespring.com/stores/eevblog #ElectronicsCreators #Repair #Multimeter ... https://www.youtube.com/watch?v=uiDR3VS8EV0

How a Rotary (Angle) Pulse Encoder works. This is entirely different to the normal quadrature phase encoder you have used before. A teardown from the Haefely Trench PESD 1600 ESD Tester. Forum: https://www.eevblog.com/forum/blog/eevblog1573-teardown-how-a-rotary-(angle)-pulse-encoder-works/ 00:00 - This is NOT a regular quadrature rotary encoder! 02:08 - Tool Tip, Pin Vice 05:41 - EDC tool shootout, Victorinox MiniChamp vs Gerber Dime vs Olight Otacle 06:34 - We're in like Flynn! 07:13 - New Lab Jack for the Tagarno microscope 08:09 - Of course that's how it works 09:59 - Why is this not used more often? 12:29 - How it works 14:49 - Is there another example of this type of encoder? if not, why not? If you find my videos useful you may consider supporting the EEVblog on Patreon: http://www.patreon.com/eevblog Or with crypto: BTC: 33BsprBQNBtHuVzVwDmqWkpDjYnCouwASM ETH: 0x68114e40ff4dcdd384750500501e20acf3875f8c BCH: 35n9KBPw9T7M3NGzpS3t4nUYEf9HbRmkm4 USDC: 0x68114e40ff4dcdd384750500501e20acf3875f8c LTC: MJfK57ujxy55su4XicVGQc9wcEJf6mAoXF Web Site: http://www.eevblog.com Other channels: EEVblog2: http://www.youtube.com/EEVblog2 EEVdiscover: https://www.youtube.com/eevdiscover T-Shirts: http://teespring.com/stores/eevblog #ElectronicsCreators #Teardown ... https://www.youtube.com/watch?v=UgpHZisG1PQ