Show HN: ClassD-VHF-Transmitter – Covert RF Transmission via Phone Speaker PWM
Description and use
ClassD-VHF-Transmitter covertly transmits RF signals via a phone speaker using PWM. Start by prototyping and testing compatibility with your device, then integrate into internal workflows. The project is production‑ready for prototypes, but verify licensing and maintenance before full deployment.
Use in a workflow
Show HN: ClassD-VHF-Transmitter – Covert RF Transmission via Phone Speaker PWM may be useful when its README and activity match a concrete workflow.
Limitations and review notes
Medium: useful for prototypes or internal workflows, with dependency and maintenance checks before production.
- Source: hackernews
- Record date: 2026-09-22T19:34:47.000Z