yep.. that's cool Paul...
mate... this could be the do-it-all switch assembly.
Last question... possible to link the LMA audio to the low voltage alarm?
Also, you were right with JD's response... just a blanket 'all devices between battery and rx are possible sources of failure'. I must admit to being a bit dissapointed with that. Thought he might have been a bit more open-minded on the subject.