koppar-lte-modem
A USB-C LTE modem that gives my computer a phone line
25Today’s rankNew today
koppar-lte-modem launched on 31 October 2026. It ranked #25 on Daily Launch on 1 November 2026 with a Launch Score of 42, from 54 points on Show HN. It was new in the ranking that day.
Visit site#3 on Show HN yesterday · 54 points
What is Koppar Lte Modem?
A 4-layer board that gives a computer its own phone line: LTE data, SMS and voice calls, with the call audio on USB. Plug in a nano-SIM and one USB-C cable, and the computer can answer a call through your headset, hand it to a script or an AI agent, or send a text.
From its README on GitHub
Koppar Lte Modem (koppar-lte-modem) is a launch on Show HN. It is released under the CERN-OHL-P-2.0 license.
Launch timeline
Launch Score, last 7 days
Ranked on one day so far: 42 of 100 on 1 November.
