PLAN B analog blog

What exactly does the 15a do?



--- In PLAN_B_analog_blog@yahoogroups.com, Chris Muir <cbm@...> wrote:
>
> 
> Time for my occasional query about the status of the model 15a. I know  
> this isn't a "sexy" module, but it sure would be useful. I'm keeping  
> room open in my case for two of them.
> 
> Chris
>