panhygrous pantler said:It would be really odd if that minute difference is the culprit. I've run the range from bare (no battery cover or USB cover) to covered and a filter without any buzzing or vibration.
Maybe it's an electrical issue. Definitely a weird one.
Who knows, all I know is the H3 works in the H3-3D and the H3+ doesn't but the H3+ works fine in a H3-2D.