Try searching Google for *"MFJ-482" "manual"*. I see several potential
sources, one from an eHam post.
On Fri, Mar 8, 2019 at 7:28 PM terry burge <firstname.lastname@example.org> wrote:
> Hi folks,
> I have searched the web without success for the manual for the MFJ-482
> model Grandmaster memory keyer. Would anyone have a manual they could make
> a copy of. I picked this unit up at a local hamfest and don't even know if
> it will work but it would be nice if I could get enough programmed in it to
> work some of the Dxpeditions and such.
> Searchable Archives: http://www.contesting.com/_topband - Topband
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector