Koppar founder says AI modem review caught errors beyond clean electrical checks
Founder says the board going to fabrication is a corrected revision with every fix from the review applied; it has not yet been built or tested.
By Morgan Laning · Published · Updated
Primary source: github.com
Why it matters
The review's fixes were applied before fabrication, but the board's real-world performance is unproven until bench tests after boards arrive.
Corrections
- 2026-11-01: Correction: An earlier version of this story said Kajabika left the board's RF routing and SIM placement unchanged. He says the board ordered for fabrication is the corrected revision with all review fixes applied.
Koppar founder Abijah Kajabika said a one- to two-hour review using Claude Code and his own visual inspection caught antenna, component and layout problems in an AI-designed LTE modem board that had passed Koppar's electrical checks.
Kajabika said the board he ordered for fabrication is the corrected revision, and its parts list has been corrected. He expects assembled boards and loose modem modules around Nov. 5th-6th, followed by hand-soldering and bench testing, with results planned for the following week. The board has not yet been built or tested.…
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