I thought you might be interested in looking at Sound Problems: Shots/Vehicles only hearable on left earplug...
https://forums.bohemia.net/forums/topic/211464-sound-problems-shotsvehicles-only-hearable-on-left-earplug/?do=findComment&comment=3246334
× Pasted as rich text. Restore formatting
Only 75 emoji are allowed.
× Your link has been automatically embedded. Display as a link instead
× Your previous content has been restored. Clear editor
× You cannot paste images directly. Upload or insert images from URL.