Noisy Kenwood TM-D710A Microphone

My Kenwood TM-D710A microphone (Model MC-59) is producing crackling and intermittent, poor audio so I took a peak inside to have a look around.
My Kenwood TM-D710A microphone (Model MC-59) is producing crackling and intermittent, poor audio so I took a peak inside to have a look around.
Shown is a minimal, but effective collection of gear for the APRS Golden Packet Appalachian Trail event.