Hardware FYI
Hardware FYI, Cooper Shea, Benji ChiaThe best hardware resources in one place, delivered weekly.
| Platform |  | Pricing | Only free issues | Publishes | Twice weekly |
|---|---|---|---|---|---|
| Issues | 277 | Founded | 3 years ago | Last Issue | 7 days ago |
| Active | |||||
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hardwarefyi.substack.comLatest Issues
Why AR Glasses Still Don’t Scale
A lot of this newsletter is curation, which mostly means reading, sorting, and deciding what’s worth surfacing. This week I wanted to try something a little different and let the issue follow a few intellectual curiosities more directly. Th...
The Solid-State Battery That Wasn’t
Topics worth your time this issue: an independent audit of Donut Lab's solid-state battery claims, tracking new objects launched into orbit in 2025, the signal-processing architecture inside airport body scanners, and a recent battery-stove...
Texture Lives in the Tooling
Topics worth your time this issue: the 40,000 tiny symbols laser-engraved into PS5 controller tooling, a practitioner’s guide to CMF selection, the Skunk Works model as a playbook for small teams, and exploring Midjourney's rationale for a...
Glue is All You Need
Topics worth your time this issue: how Cybertrucks treat gigacasting repair as sectional parts, zero-ohm resistors as anti-reverse engineering decoys, a board-level archive of nearly every video game console ever made, and an updated 2026 m...
Capital Constraints and the Starlink Flywheel
Topics worth your time this issue: a teardown of the phased array antenna inside every Starlink terminal, the chaotic web of circles known as the Smith Chart, build instructions for a DIY shop elevator, and an unmanned surface vessel doing...
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Authors
The writers behind this newsletter.
The weekly briefing on engineering and manufacturing.
A learner
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