Update README.md

Author: kaklik

README.md

@@ -62,7 +62,7 @@ For remote areas, mounting a IoT gateway in radio range of GEODOS instruments co
 ### Detailed documentation of used electronic modules
 
 * [STEPUPDC02A](https://github.com/mlab-modules/STEPUPDC02)
-* [AIRDOSC01A_PCB01C](https://github.com/UniversalScientificTechnologies/AIRDOSC01/tree/AIRDOSC01A/hw/sch_pcb/AIRDOSC01A_PCB01C)
+* [SIPM02C](https://github.com/mlab-modules/SIPM02) known as "AIRDOSC01A_PCB01C"
 * [PCRD06A](https://github.com/mlab-modules/PCRD06)
 * [GPS01B](https://www.mlab.cz/module/GPS01B)
 * [DATALOGGER01A](http://mlab.cz/module/DATALOGGER01A)