[Milsurplus] Question about SCR and AN nomenclature

[J. Forster]

William Donzelli wrote:

> > It appears that the AN/XXX replaced the SCR sometime in the middle of WW II.
> > Approximately when, and was it about the same time as JAN component numbering
> > came out?
>
> 1942 or so. There is an exact date of the TO.

Does anyone know the number of the T.O. and/or have a copy or .pdf ? I'd like to
scan it or Trackpads,

-John