Dave and Chris discuss bluetooth boards, what happens when batteries leak, new cellular capabilities in iPhones, AC flicker, old oscilloscopes, and more!
- Meetup.com doubled their prices so the 3H Triangle group moved to Luma (same is true for SF, Seattle)
- Note taking apps after Evernote was gutted: Joplin, Obsidian
- Battery leakage in a DMM
- Causes of leak
- The PCB of a Tonie box with an SD card glued in place. Board has an ESP32-S3. (Product page)
- Design decisions – Latched / unlatched EEVblog video
- Pulse stretcher
- 3rd mode ‘break on open’
- Chris is working on a design inspired by the Apple AirTag
- Golioth just launched Bluetooth support (recorded prior to this announcement)
- It has an nRF52840 and NFC onboard, with a bunch of sensors.
- It won’t work with FindMy
- nroot tag
- Linus video about M4 Mini
- Jeff Geerling talking about storage
- MKBHD iPhone16e
- NTN
- Keyfinders
- The Clapper
- SAW filters
- Dave’s talk at UNSW (months ago)
- How did you learn about oscilloscopes without the internet
- AC power issues – brownout? need to scope power
- Scale of electricity