A tidy example of 47323 Rover Group was acquired some years ago. The spartan chassis of these Lima models means a decent amount of space to fit circuit boards, LEDs and a speaker. I finally got round to adding these goodies as the Winter evenings fizzled out.
Although covered elsewhere, I felt there were enough detail differences here to make a new write-up worthwhile.
Approach
My choice of components was:
Zimo sound decoder, following good experience with a cl
