Yamaha CS80

JH. wrote:
> Certainly different from what I've found in my CS-60.
> Just out of curiosity: Are the extra CMOS ICs mostly *switches* (like, 4016, 
> 4066, 4051, 4052, 4053), or have they re-built some of the logic?
>   
I just put a couple of better pics in the folder so you can see the
chips.  It's not just switches: I see a bunch of 4013 flip-flops on the
main board.
 
 David