[Hammarlund] B on SP-200 faceplate?

[Bill Cromwell]

On Wed, 2013-03-27 at 16:13 -0400, Gary wrote:
> BOATANCHOR?
> > 
> > 
> > Does anyone know what the B stands for on the faceplate of this SP-200?


What about three or four of those in a row A, B, C, D, etc.

73,

Bill  KU8H