
Relay
Servacek/tinytus
Tiny C99 library which allows you to use existing audio channels for digital transmission. The project was presented and defended at the national round of the SOČ competition and at the TMR UNIZA competition.
The MJ-3502 is an audio Connector made by CUI in a 插件,13.5x7.5mm package with 3 pins. -20℃~+85℃ 12V 1A Brass、Phosphor bronze Silver 插件,13.5x7.5mm Audio Connectors ROHS.
175 are in stock at JLCPCB (part C4992548). 1 open-source board in 1 repository on GitHub use it.
The library has no symbol for this part yet.
The library has no footprint for this part yet.

Servacek/tinytus
Tiny C99 library which allows you to use existing audio channels for digital transmission. The project was presented and defended at the national round of the SOČ competition and at the TMR UNIZA competition.
插件,13.5x7.5mm, with 3 pins.
CUI publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C4992548, with 175 in stock; the sellers' links on this page open their listings.
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.