Dave debunks the marketing claims of self-charging Nano Diamond Batteries in the first 10 minutes using their own material. The rest of the video is cream on top. NDB Inc supposedly have a nuclear nano diamond self-charging battery that will revolutionise the energy industry and power electric vehicle and mobile …

Teardown (partial) of a Facit C1-13 13 digit mechanical calculator from 1967. John Wolff’s mechanical calculator website: http://www.johnwolff.id.au/calculators/Tech/FacitC1-13/C113.htm Forum: https://www.eevblog.com/forum/blog/eevblog-1332-facit-mechanical-calculator/

Building more bunker storage. Plus discussion on moving the lab. https://storagesam.com.au/shelving Forum: https://www.eevblog.com/forum/eevblab/eevblab-79-bunker-shelving-storage-build-moving-labs/

Review of the BattLab One open source battery life estimator tool from Bluebird Labs. A tool that allow you to measure the current and power consumption of your product in active and sleep modes and do “what if” analysis on estimating product battery life. https://bluebird-labs.com/ https://www.tindie.com/stores/bbird/ Forum: https://www.eevblog.com/forum/blog/eevblog-1331-battlab-one-review/ Podcast: Download

Mailbag with new guest lab backdrops! Forum: https://www.eevblog.com/forum/blog/eevblog-1330-mailbag/ SPOILERS: 00:00 – Inside fellow Youtuber Ian Johnston’s Lab! https://www.ianjohnston.com/ 03:16 – Err, Nothing… 04:49 – Google Nest Mini Teardown, ripoff Airpods teardown, Bose speakers.12:14 – Sinclair C5 Brochure 18:08 – Inside Yunus KURBAN’s Ecay Geophysical Solutions Lab https://www.ecay.com.tr/ 20:39 – IBM …