_sidebar.md

@@ -9,6 +9,7 @@
 [Environments](environment)  
 [Software Basics](sw_basics)  
 [Nuand bladeRF](bladerf)  
+[Raspberry Pi](raspberry_pi)  
 [GNU Radio](gnuradio)  
 [CDC Link](cdc_link)  
 [Measurements](measurements)