--- In [email protected], "Jeff DePolo" <j...@...> wrote: > > > If the elements are flat (not tubing), then it's a DB410. They stopped > making them probably in the early 80's?
Interesting Jeff, the DB410 pictured and described in my old DB catalog looks EXACTLY like a modern DB420. The elements are described as being 3/8" OD aluminum. Laryn K8TVZ

