Weekly #18
Vernier caliper recommendations, solder wire compositions, PCB design feedback and more!
Links and Discussions
- Amit and other nerds went to explore Science Gallery Bengaluru yesterday - see some photos from that on X
- Chinmay posted a link to this cassette player from a bygone era
- Anool posted a link to Lumafield's microSD card scan
- Their account is a must-follow to see CT scans of pretty much everything
- Strange Parts painstakingly scanned every layer and designed the aluminum body of an iPhone - and then milled it using his Carvera!
- Nordic's KiCad library got a beta update - reusable design blocks! Posted by Anool here
- Nordic Thingy:91 X is a prototyping platform from Nordic - posted by Anool, and discussion around pricing here
- Sudarshan thinks it's some kind of shielded teflon cable
- Dhiru thinks its a RG174 coaxial cable (or perhaps a smaller variant of the same)
- Akshay found some manufacturer links
- https://suddendocs.samtec.com/literature/samtec-l18-rf-cableassemblies-brochure.pdf
- https://suddendocs.samtec.com/literature/samtec-rf-catalog.pdf
- There's a bunch of design feedback discussion going on between Kali, Akshay, Anool, JT & Alpha Folker
- Anool posted a link to the KiCad Cheetsheet in response to Kali's message on how to drop vias between layers on v8
- While discussing component sourcing, Dhiru dropped a link to a NASA presentation on counterfeit parts and how to setup processes around them
- FreeCAD discussions are incomplete without discussing the Topological Naming Problem
- Anool linked to realthunder's fork of FreeCAD
- Budget digital vernier caliper discussion initiated by Kali here
- Sudarshan suggested heading to Mr DIY or the one on Sunrom which is similar
- Sudarshan, Anool and JT all recommended Mitutoyo
- Anool additionally recommended Starett / Baker / Peacock.
- Arnav recommended Insize
- Akshar recommended Baker
- Ravi was looking for recommendations for solder wire
- JT suggested Joint 60/40. Not Pb free.
- Anool suggested brand names like Khosla and Swastik locally.
- Would quick-commerce work for electronics products? Dhawal started a discussion here
Memes
- Clamp meters can be used for more applications than we know
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Happy making!