[ARC5] Mystery Command Set remote dials

[Tim]

Looks like maybe A.R.C. Type 12 parts...
Tim
N6CC

On Thu, Oct 16, 2025 at 8:41 PM hwhall--- via ARC5 <arc5 at mailman.qth.net>
wrote:

> I have a question about a couple of stray dials here. These appear to be
> Command Set remote tuning control dials. One (on right in attached
> composite photo) has the expected knurled thumbscrew for attaching the dial
> to the control unit. The other two have instead three holes. Note that the
> thumbscrew dial has the same E5614 number as one with the holes.
>
> The ones with holes have an "ARC" stamping on the reverse side along with
> different part numbers. The .2-.55 dial says "PART 12555". The .52-1.5 dial
> says "PART 14041".
>
> I've drawn only blanks looking for these part numbers online & in the ARC
> and SCR manuals I have downloaded. The closest I found was part 5610 which
> is .52-1.5 for the R-24 set, and part 5613 which is .2-.55 for the R-23 set.
>
> Any insights out there as to where these belonged? Maybe not Command Set
> material at all, but where would I start looking?
>
> Thanks!
>
> Wayne
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