Mutley Wrote:
-------------------------------------------------------
> OPRRMS Wrote:
> --------------------------------------------------
> -----
> > Because they had a regular pneumatic horn
> valve,
> > not a horn button or wobble stick.
> >
> > Photo of a P30CH control stand:
> >
> >
> [
www.rr-fallenflags.org]
>
>
> I see. Each horn bell turns on at a different
> pressure.
>
> Supposedly it is a P5A. Unique horn.
>
> AMTRAK AUTO-TRAIN SCREAMS THROUGH CHERRY HILL, VA
> P30CH
>
> Mutley out.
That's correct.
[
atsf.railfan.net]