In this video, Shawn Hymel continues the tutorial on operating voltage optimization by examining the effects of 1.9V and 5V supplies on the RFM95’s RF output power.

In this video, Shawn Hymel continues the tutorial on operating voltage optimization using datasheet information and the physical characteristics of project components.

In this video, Shawn Hymel demonstrates ways to reduce project current draw by eliminating unnecessary microcontroller support components.